15291640

Appears in sequences

• Central factorial numbers: 2nd subdiagonal of A008955.at n=5A001820
• Triangle of central factorial numbers |t(2n,2n-2k)| read by rows.at n=33A008955
• Triangle read by rows, Stirling cycle numbers of order 2, T(n, n) = 1, T(n, k) = 0 if k < 0 or k > n, otherwise T(n, k) = T(n-1, k-1) + (n-1)^2*T(n-1, k), for 0 <= k <= n.at n=39A269944