373931

Appears in sequences

• Square array T(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where T(n,k) = Sum_{j=0..n} (-k)^(n-j) * j^j * binomial(n,j).at n=52A362856
• Expansion of e.g.f. exp(-2*x) / (1 + LambertW(-x)).at n=7A362857