32968

Appears in sequences

• a(n) = 25*n^3 - n*(5*n+1)/2 + 1.at n=10A167467
• Number of partitions of n having depth 2; see Comments.at n=45A237750
• Absolute discriminants of complex quadratic fields with 3-class group of type (3,3) and Hilbert 3-class field tower of exact length 2.at n=17A242864
• Absolute discriminants of complex quadratic fields with 3-class group of type (3,3) and 3-principalization type (4224).at n=8A247690
• Absolute discriminants of complex quadratic fields with 3-class group of type (3,3) whose second 3-class group is located on the sporadic part of the coclass graph G(3,2) outside of coclass trees.at n=24A247691
• Number of rooted trees with n nodes such that no more than ten subtrees of the same size extend from the same node.at n=14A318804
• Number of rooted trees with n nodes such that no more than ten isomorphic subtrees extend from the same node.at n=14A318857
• Number of plane trees of total weight n of combinatorial class T=Z*U + Z*T^2/(1-T) with nodes Z of weight one and leaves U of weight three.at n=46A331106
• Numbers that can be written as (k + sum of digits of k) for some k, then as (m + product of digits of m) for some m, also as (q * product of digits of q) for some q, and finally as (t * sum of digits of t) for some t.at n=38A337839