G.f.: Sum_{n>=0} exp(-n * 2^n * x) * [ Sum_{k>=1} k^n * 2^(n*k) * x^k / k! ]^n.
A277036
G.f.: Sum_{n>=0} exp(-n * 2^n * x) * [ Sum_{k>=1} k^n * 2^(n*k) * x^k / k! ]^n.
Terms
- a(0) =1a(1) =2a(2) =16a(3) =640a(4) =102656a(5) =63897600a(6) =154597064704
External references
- oeis: A277036