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

A135746

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

Terms

    a(0) =1a(1) =1a(2) =3a(3) =16a(4) =137a(5) =1536a(6) =22417a(7) =407884a(8) =8920641a(9) =230576320a(10) =6928080641a(11) =238375169484

External references