E.g.f.: exp(-3) * Sum_{n>=0} ((1+x)^n + 2)^n / n!.
A326432
E.g.f.: exp(-3) * Sum_{n>=0} ((1+x)^n + 2)^n / n!.
Terms
- a(0) =1a(1) =4a(2) =43a(3) =762a(4) =19573a(5) =672374a(6) =29390733a(7) =1578973510a(8) =101612589283
External references
- oeis: A326432