181251

Appears in sequences

• Numbers that are the sum of 11 positive 11th powers.at n=14A004822
• Number of, not necessarily connected, regular simple graphs on n vertices with girth at least 6.at n=26A185316
• Triangle read by rows: T(n,k) is the number of proper vertex colorings of the n-complete bipartite graph with a perfect matching removed using exactly k interchangeable colors, for n >= 1 and 2 <= k <= 2n.at n=40A385437