Expansion of exp(x)*(1+x)/(1-x)^2.

Terms

a(0) =1a(1) =4a(2) =17a(3) =82a(4) =457a(5) =2936a(6) =21529a(7) =178102a(8) =1644017a(9) =16768972a(10) =187417921a(11) =2278607354a(12) =29947410937a(13) =423169937152