geco (npm): Geco, a (Constant Amortized Time) recursive generator* for k-combinations, chosen from a given set S of n elements, with and without replacement.
Keywords: geco|combinations|combinations with repetition|k-combinations|multiset|compositions|compositions with restricted parts|colex|colexicographic order|CAT|combinatorics|generators|poker|cat|colexicographic-order|combinations-with-repetition|multiset-combinations|nodejs|recursive-js-generator