NextKSubset[l, s] gives the k-subset of list l, following the k-subset s in lexicographic order.

NextLexicographicSubset[l, s] gives the lexicographic successor of subset s of set l.

NextPartition[p] gives the integer partition following p in reverse lexicographic order.

NextPermutation[p] gives the permutation following p in lexicographic order.

NextSubset[l, s] constructs the subset of l following subset s in canonical order.

NextTableau[t] gives the tableau of shape t, following t in lexicographic order.

NoPerfectMatchingGraph returns a connected graph with 16 vertices that contains no perfect matching.

NthSubset[n, l] gives the n\[Null]^th subset of list l in canonical order.

NumberOf2Paths[g, v] returns a sorted list that contains the number of paths of length 2 to different vertices of g from v.

NumberOfCompositions[n, k] counts the number of distinct compositions of integer n into k parts.