Expansion of e.g.f. 1/(1 - x)^exp(-x).

Terms

a(0) =1a(1) =1a(2) =0a(3) =0a(4) =6a(5) =15a(6) =65a(7) =595a(8) =4004a(9) =32865a(10) =322307a(11) =3316511a(12) =37845214a(13) =471644173a(14) =6319617369a(15) =91114344217