276054834902
domain: N
Appears in sequences
- a(n) = Sum_{k=1..n} ((k-1)!)^2*Stirling2(n,k)^2.at n=8A048163
- Number of permutations of length n within distance 8.at n=16A154657
- Number of acyclic orientations of the Turán graph T(n,2).at n=16A266695
- Poly-Bernoulli numbers B_n^(k) with k = -8.at n=8A284032
- Number of permutations of [n] within distance floor(n/2) of a fixed permutation.at n=16A306267
- Number A(n,k) of acyclic orientations of the complete tripartite graph K_{n,n,k}; square array A(n,k), n>=0, k>=0, read by antidiagonals.at n=44A372254