G.f.: Sum_{n>=0} (2^n + 1)^n * x^n / (1 + (2^n + 1)*x)^(n+1).
A337527
G.f.: Sum_{n>=0} (2^n + 1)^n * x^n / (1 + (2^n + 1)*x)^(n+1).
Terms
- a(0) =1a(1) =1a(2) =11a(3) =427a(4) =60719a(5) =32596531a(6) =68021747591
External references
- oeis: A337527
A337527
G.f.: Sum_{n>=0} (2^n + 1)^n * x^n / (1 + (2^n + 1)*x)^(n+1).