Expansion of e.g.f. -log(1 - x) * exp(4*x).

Terms

a(0) =0a(1) =1a(2) =9a(3) =62a(4) =390a(5) =2384a(6) =14680a(7) =93680a(8) =635824a(9) =4697664a(10) =38442112a(11) =351331584a(12) =3582715136a(13) =40476303360a(14) =501863078912