G.f.: [ Sum_{n>=0} (n+1) * 2^(n^2) * x^n ]^(1/2).

A202947

G.f.: [ Sum_{n>=0} (n+1) * 2^(n^2) * x^n ]^(1/2).

Terms

    a(0) =1a(1) =2a(2) =22a(3) =980a(4) =161638a(5) =100318460a(6) =240313495420

External references