47507460

Appears in sequences

• S2(j,2j+3) where S2(n,k) is a 2-associated Stirling number of the second kind.at n=5A000504
• Triangle of Ward numbers T(n,k) read by rows.at n=41A134991
• Triangle of Ward numbers T(n,k) (n>=0, k=0 if n=0, otherwise 0 <= k <= n-1) read by rows.at n=40A181996
• Triangle read by rows, Ward numbers T(n, k) = Sum_{m=0..k} (-1)^(m + k) * binomial(n + k, n + m) * Stirling2(n + m, m), for n >= 0, 0 <= k <= n.at n=51A269939