E.g.f.: exp(Sum_{k>=1} (k-1)^3*x^k).

A290690

E.g.f.: exp(Sum_{k>=1} (k-1)^3*x^k).

Terms

    a(0) =1a(1) =0a(2) =2a(3) =48a(4) =660a(5) =8640a(6) =132600a(7) =2520000a(8) =56046480a(9) =1375557120a(10) =36456769440

External references