Expansion of [ Sum_{n>=0} 5^n * (2*4^n + 1)/3 * x^(n*(n+1)/2) ]^(1/3).

A370336

Expansion of [ Sum_{n>=0} 5^n * (2*4^n + 1)/3 * x^(n*(n+1)/2) ]^(1/3).

Terms

    a(0) =1a(1) =5a(2) =-25a(3) =300a(4) =-3000a(5) =34375a(6) =-426750a(7) =5539375a(8) =-73968750a(9) =1010175000a(10) =-14043011250a(11) =198006675000

External references