Combinations with repetition

combinations_with_repetition(Integer, Integer)

combinations_with_repetition(List | Vector, Integer)

Given two integers $n$ and $k$, returns the number of ways to choose $k$ elements among $n$, allowing repetitions.

Given a list or vector $L$ and an integer $k$, returns a list with all the possible ways to choose $k$ element among $L$, allowing repetition.

Binomial, Combinations, Variations, Variations with repetition