26503

Appears in sequences

• Numbers that are the sum of 8 nonzero 8th powers.at n=31A003386
• Number of hierarchical orderings with at least 2 elements on each level for n unlabeled elements. Unlabeled analog of A097236.at n=20A109509
• Number of non-Fibonacci parts in the last section of the set of partitions of n.at n=41A144118
• a(n) = Sum_{k=1..n} k^3 * 4^(n-k).at n=7A368530