1223628

Appears in sequences

• Triangle T(n,k), n >= 0, 0 <= k <= n, read by rows, where T(n,k) = (-1)^k * [m^k] (1/2^(m-n)) * Sum_{k=0..m} k^n * (-1)^m * 3^(m-k) * binomial(m,k).at n=38A383149
• Expansion of e.g.f. log(1 - (exp(2*x) - 1)/2)^2 / 2.at n=8A383163