Expansion of Sum_{k>=0} (k * x * (1 + (k * x)^3))^k.

A360032

Expansion of Sum_{k>=0} (k * x * (1 + (k * x)^3))^k.

Terms

    a(0) =1a(1) =1a(2) =4a(3) =27a(4) =257a(5) =3189a(6) =48843a(7) =889079a(8) =18730597a(9) =447945714a(10) =11983618199a(11) =354519428597

External references