Expansion of e.g.f.: exp(Sum_{k>=1} k^2 * x^k).

A255807

Expansion of e.g.f.: exp(Sum_{k>=1} k^2 * x^k).

Terms

    a(0) =1a(1) =1a(2) =9a(3) =79a(4) =841a(5) =10821a(6) =162601a(7) =2777419a(8) =52960209a(9) =1112813641a(10) =25509407401a(11) =632772511911

External references