1277865

Appears in sequences

• Expansion of -LambertW(-x^2*exp(x))/x^2.at n=8A125500
• Square array T(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where T(n,k) = n! * Sum_{j=0..floor(n/2)} (k/2)^j * (j+1)^(n-j-1) / (j! * (n-2*j)!).at n=63A362377