-1048064domain: ZAppears in sequencesTriangle read by rows: T(n, k) = [x^k] p(x, n), where p(x, n) = (-1)^n*(1 - 2*x)^(n + 1)* Sum_{j >= 0} (3*j + 2)^n*(2*x)^j.at n=34A154594Dirichlet inverse of A011782, 2^(n-1).at n=20A349452