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

A183605

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

Terms

    a(0) =1a(1) =2a(2) =3a(3) =7a(4) =37a(5) =421a(6) =11401a(7) =742561a(8) =126789601a(9) =57620535841

External references