O.g.f.: Sum_{n>=0} n^n*(2*n+1)^n * exp(-n*(2*n+1)*x) * x^n / n!.
A222524
O.g.f.: Sum_{n>=0} n^n*(2*n+1)^n * exp(-n*(2*n+1)*x) * x^n / n!.
Terms
- a(0) =1a(1) =3a(2) =41a(3) =1057a(4) =40057a(5) =2006631a(6) =125093285a(7) =9333786225a(8) =811181004929
External references
- oeis: A222524