414160

Appears in sequences

• Number of (n+1) X (n+1) binary matrices M with at most one 1 in each of the first n rows and each of the first n columns and M[n+1,n+1] = 0.at n=6A289147
• T(n, k) = n! * [x^n] exp(k * x/(1 - x))/(1 - x). Triangle read by rows, T(n, k) for 0 <= k <= n.at n=25A344048
• a(n) = n! * LaguerreL(n, -n+2).at n=6A344107