Numerator in the coefficient of x^n in exp( Sum_{m>=1} x^m/(m*2^(m^2)) ).

A174490

Numerator in the coefficient of x^n in exp( Sum_{m>=1} x^m/(m*2^(m^2)) ).

Terms

    a(0) =1a(1) =1a(2) =5a(3) =19a(4) =1921a(5) =42253a(6) =26628779a(7) =15317124535

External references