39691136

Appears in sequences

• E.g.f. A(x) = Sum_{n>=0} exp(3^n*x)*x^n/n!.at n=7A135079
• Square array T(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where T(n,k) = Sum_{j=0..n} k^(j*(n-j)) * binomial(n,j).at n=62A355395