Expansion of e.g.f. -log(1 - x^3 * (exp(x) - 1)).

Terms

a(0) =0a(1) =0a(2) =0a(3) =0a(4) =24a(5) =60a(6) =120a(7) =210a(8) =20496a(9) =181944a(10) =1059120a(11) =4990590a(12) =180292200a(13) =3191349876a(14) =36598884504a(15) =327837512730