E.g.f.: exp(-4) * Sum_{n>=0} (exp(n*x) + 3)^n / n!.

A326435

E.g.f.: exp(-4) * Sum_{n>=0} (exp(n*x) + 3)^n / n!.

Terms

    a(0) =1a(1) =5a(2) =69a(3) =1496a(4) =45771a(5) =1840537a(6) =92925982a(7) =5705543791a(8) =416015394341

External references