diff --git a/lib/node_modules/@stdlib/random/base/arcsine/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/arcsine/benchmark/benchmark.factory.js
index ebc1c7200575..bce09d4cf115 100644
--- a/lib/node_modules/@stdlib/random/base/arcsine/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/arcsine/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/bernoulli/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/bernoulli/benchmark/benchmark.factory.js
index 71d2fb79b732..c9f1f2bc0742 100644
--- a/lib/node_modules/@stdlib/random/base/bernoulli/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/bernoulli/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/beta/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/beta/benchmark/benchmark.factory.js
index 9103dd43db3d..6d5eb322b9ef 100644
--- a/lib/node_modules/@stdlib/random/base/beta/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/beta/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/betaprime/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/betaprime/benchmark/benchmark.factory.js
index 9103dd43db3d..6d5eb322b9ef 100644
--- a/lib/node_modules/@stdlib/random/base/betaprime/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/betaprime/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/binomial/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/binomial/benchmark/benchmark.factory.js
index f3dd12b5bede..cf7e2433b9b0 100644
--- a/lib/node_modules/@stdlib/random/base/binomial/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/binomial/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/box-muller/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/box-muller/benchmark/benchmark.factory.js
index 2468ecbb10ea..3a4e084630b3 100644
--- a/lib/node_modules/@stdlib/random/base/box-muller/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/box-muller/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/cauchy/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/cauchy/benchmark/benchmark.factory.js
index ff56937fbeb6..b345c704be61 100644
--- a/lib/node_modules/@stdlib/random/base/cauchy/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/cauchy/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/chi/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/chi/benchmark/benchmark.factory.js
index 1ae364b1cb43..c3b21b6e8aff 100644
--- a/lib/node_modules/@stdlib/random/base/chi/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/chi/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/chisquare/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/chisquare/benchmark/benchmark.factory.js
index 1ae364b1cb43..c3b21b6e8aff 100644
--- a/lib/node_modules/@stdlib/random/base/chisquare/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/chisquare/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/cosine/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/cosine/benchmark/benchmark.factory.js
index ff56937fbeb6..b345c704be61 100644
--- a/lib/node_modules/@stdlib/random/base/cosine/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/cosine/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/discrete-uniform/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/discrete-uniform/benchmark/benchmark.factory.js
index eb873204539e..f3fbc9609d46 100644
--- a/lib/node_modules/@stdlib/random/base/discrete-uniform/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/discrete-uniform/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/erlang/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/erlang/benchmark/benchmark.factory.js
index 84c05e25498b..f240593ce6ca 100644
--- a/lib/node_modules/@stdlib/random/base/erlang/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/erlang/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/exponential/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/exponential/benchmark/benchmark.factory.js
index 66ed9e2a2e29..30461ce15b71 100644
--- a/lib/node_modules/@stdlib/random/base/exponential/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/exponential/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/f/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/f/benchmark/benchmark.factory.js
index e1559c182cdf..cc01c5bd7e39 100644
--- a/lib/node_modules/@stdlib/random/base/f/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/f/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/frechet/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/frechet/benchmark/benchmark.factory.js
index 06997eb69071..5942dd18cddd 100644
--- a/lib/node_modules/@stdlib/random/base/frechet/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/frechet/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/gamma/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/gamma/benchmark/benchmark.factory.js
index d2ef12a73f1b..78e288bcca9b 100644
--- a/lib/node_modules/@stdlib/random/base/gamma/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/gamma/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/geometric/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/geometric/benchmark/benchmark.factory.js
index 5314cb6bdf83..abca7e6f2a3d 100644
--- a/lib/node_modules/@stdlib/random/base/geometric/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/geometric/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/gumbel/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/gumbel/benchmark/benchmark.factory.js
index ff56937fbeb6..b345c704be61 100644
--- a/lib/node_modules/@stdlib/random/base/gumbel/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/gumbel/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/hypergeometric/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/hypergeometric/benchmark/benchmark.factory.js
index a8776da4a822..9301cf3ec30d 100644
--- a/lib/node_modules/@stdlib/random/base/hypergeometric/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/hypergeometric/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/improved-ziggurat/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/improved-ziggurat/benchmark/benchmark.factory.js
index 2468ecbb10ea..3a4e084630b3 100644
--- a/lib/node_modules/@stdlib/random/base/improved-ziggurat/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/improved-ziggurat/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/invgamma/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/invgamma/benchmark/benchmark.factory.js
index 2ae6795cbf44..fa238931a392 100644
--- a/lib/node_modules/@stdlib/random/base/invgamma/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/invgamma/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/kumaraswamy/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/kumaraswamy/benchmark/benchmark.factory.js
index 10504e793eae..d8c000fda8ef 100644
--- a/lib/node_modules/@stdlib/random/base/kumaraswamy/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/kumaraswamy/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/laplace/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/laplace/benchmark/benchmark.factory.js
index ff56937fbeb6..b345c704be61 100644
--- a/lib/node_modules/@stdlib/random/base/laplace/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/laplace/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/levy/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/levy/benchmark/benchmark.factory.js
index ff56937fbeb6..b345c704be61 100644
--- a/lib/node_modules/@stdlib/random/base/levy/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/levy/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/logistic/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/logistic/benchmark/benchmark.factory.js
index ff56937fbeb6..b345c704be61 100644
--- a/lib/node_modules/@stdlib/random/base/logistic/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/logistic/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/lognormal/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/lognormal/benchmark/benchmark.factory.js
index ff56937fbeb6..b345c704be61 100644
--- a/lib/node_modules/@stdlib/random/base/lognormal/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/lognormal/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/negative-binomial/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/negative-binomial/benchmark/benchmark.factory.js
index f3dd12b5bede..cf7e2433b9b0 100644
--- a/lib/node_modules/@stdlib/random/base/negative-binomial/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/negative-binomial/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/normal/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/normal/benchmark/benchmark.factory.js
index ff56937fbeb6..b345c704be61 100644
--- a/lib/node_modules/@stdlib/random/base/normal/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/normal/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/pareto-type1/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/pareto-type1/benchmark/benchmark.factory.js
index 59dbe52e6160..026f087ff6f3 100644
--- a/lib/node_modules/@stdlib/random/base/pareto-type1/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/pareto-type1/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/poisson/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/poisson/benchmark/benchmark.factory.js
index 66ed9e2a2e29..30461ce15b71 100644
--- a/lib/node_modules/@stdlib/random/base/poisson/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/poisson/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/randi/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/randi/benchmark/benchmark.factory.js
index 76362e0d6c26..b969b94645ab 100644
--- a/lib/node_modules/@stdlib/random/base/randi/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/randi/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/randn/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/randn/benchmark/benchmark.factory.js
index 76362e0d6c26..b969b94645ab 100644
--- a/lib/node_modules/@stdlib/random/base/randn/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/randn/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/randu/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/randu/benchmark/benchmark.factory.js
index 76362e0d6c26..b969b94645ab 100644
--- a/lib/node_modules/@stdlib/random/base/randu/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/randu/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/rayleigh/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/rayleigh/benchmark/benchmark.factory.js
index 66ed9e2a2e29..30461ce15b71 100644
--- a/lib/node_modules/@stdlib/random/base/rayleigh/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/rayleigh/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/t/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/t/benchmark/benchmark.factory.js
index 66ed9e2a2e29..30461ce15b71 100644
--- a/lib/node_modules/@stdlib/random/base/t/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/t/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/triangular/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/triangular/benchmark/benchmark.factory.js
index a2f30e55c9de..edecd49c683c 100644
--- a/lib/node_modules/@stdlib/random/base/triangular/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/triangular/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/uniform/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/uniform/benchmark/benchmark.factory.js
index ebc1c7200575..bce09d4cf115 100644
--- a/lib/node_modules/@stdlib/random/base/uniform/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/uniform/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );
diff --git a/lib/node_modules/@stdlib/random/base/weibull/benchmark/benchmark.factory.js b/lib/node_modules/@stdlib/random/base/weibull/benchmark/benchmark.factory.js
index ee75a9ca8ab8..656ec03cb7da 100644
--- a/lib/node_modules/@stdlib/random/base/weibull/benchmark/benchmark.factory.js
+++ b/lib/node_modules/@stdlib/random/base/weibull/benchmark/benchmark.factory.js
@@ -61,7 +61,7 @@ bench( format( '%s:factory:seed=<integer>', pkg ), function benchmark( b ) {
 
 	b.tic();
 	for ( i = 0; i < b.iterations; i++ ) {
-		opts.seed += i;
+		opts.seed = i + 1;
 		f = factory( opts );
 		if ( typeof f !== 'function' ) {
 			b.fail( 'should return a function' );