E.g.f.: Sum_{n>=0} exp(n^2*x) / 2^(n+1).

A249938

E.g.f.: Sum_{n>=0} exp(n^2*x) / 2^(n+1).

Terms

    a(0) =1a(1) =3a(2) =75a(3) =4683a(4) =545835a(5) =102247563a(6) =28091567595

External references