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

Terms

a(0) =1a(1) =1a(2) =3a(3) =10a(4) =45a(5) =241a(6) =1525a(7) =11096a(8) =91441a(9) =842185a(10) =8577871a(11) =95768454a(12) =1163339221a(13) =15278140593a(14) =215739927481