- partitions nprocedure
- n
- integer
Returns the number of partitions of n, which must be nonnegative. A partition of a positive integer n is a way of writing n as a sum of positive integers. The number 3 has the partitions (+ 1 1 1), (+ 1 2) and (+ 3).
> (partitions 3) 3 > (partitions 4) 5
Wikipedia: Partition