44475

Appears in sequences

• Number of graphs with n nodes, n+1 edges and no isolated vertices.at n=8A006650
• Numbers k such that phi(k)+sigma(k) is a perfect cube.at n=30A061366
• Number of n-digit 8th powers.at n=41A216658
• Number T(n,k) of partitions of n where each part i is marked with a word of length i over a k-ary alphabet whose letters appear in alphabetical order and all k letters occur at least once in the partition; triangle T(n,k), n>=0, 0<=k<=n, read by rows.at n=33A261719
• a(n) = (1/5)*A291389(n).at n=5A291390
• Number of partitions of n where each part i is marked with a word of length i over a quinary alphabet whose letters appear in alphabetical order and all five letters occur at least once in the partition.at n=2A293369
• Number of non-isomorphic set-systems of weight n with no singletons or endpoints.at n=18A330055