G.f.: Sum_{n>=0} log(1 + Sum_{k>=1} k^n * 2^(n*k) * x^k )^n / n!, a power series in x with integer coefficients.
A277035
G.f.: Sum_{n>=0} log(1 + Sum_{k>=1} k^n * 2^(n*k) * x^k )^n / n!, a power series in x with integer coefficients.
Terms
- a(0) =1a(1) =2a(2) =14a(3) =320a(4) =21036a(5) =4248736a(6) =2753284608
External references
- oeis: A277035