272918
domain: N
Appears in sequences
- "BIJ" (reversible, indistinct, labeled) transform of 1,1,1,1,...at n=8A032109
- Expansion of e.g.f.: 1/(exp(x)*(2-exp(x))).at n=8A052841
- T(n,k) = Sum_{i=0..k} (-1)^(k-i)*binomial(k,i)*A000670(n-k+i).at n=44A122101
- Square array T(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where T(n,k) = Sum_{j=0..n} (k*j)!* Stirling2(n,k*j).at n=63A357868