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

Terms

a(0) =1a(1) =3a(2) =7a(3) =13a(4) =21a(5) =29a(6) =33a(7) =25a(8) =-7a(9) =-79a(10) =-207a(11) =-399a(12) =-639a(13) =-863a(14) =-927a(15) =-575a(16) =577a(17) =3009a(18) =7169a(19) =13185a(20) =20353a(21) =26369a(22) =26369a(23) =12033a(24) =-28671a(25) =-110079a(26) =-244223a(27) =-431103a(28) =-642047a(29) =-795647