Expansion of (1+x)/((1-x)^2-5x^3).

Terms

a(0) =1a(1) =1a(2) =1a(3) =6a(4) =16a(5) =31a(6) =76a(7) =201a(8) =481a(9) =1141a(10) =2806a(11) =6876a(12) =16651a(13) =40456a(14) =98641a(15) =240081a(16) =583801a(17) =1420726a(18) =3458056a(19) =8414391a(20) =20474356a(21) =49824601a(22) =121246801a(23) =295040781a(24) =717957766a(25) =1747108756a(26) =4251463651a(27) =10345607376a(28) =25175294881a(29) =61262300641