135036

Appears in sequences

• Number of nondecreasing sequences that are differences of two permutations of 1,2,...,n.at n=10A019589
• Number of labeled rooted trees with n nodes and 10 leaves.at n=1A055311
• Irregular triangle read by rows: T(n,k) (n>=2, 1<=k<=n) gives number of arrangements of the elements from the multiset M(n, 3) into exactly k disjoint cycles.at n=45A245183