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

Terms

a(0) =1a(1) =2a(2) =1a(3) =0a(4) =3a(5) =6a(6) =1a(7) =-4a(8) =7a(9) =18a(10) =-3a(11) =-24a(12) =19a(13) =62a(14) =-23a(15) =-108a(16) =63a(17) =234a(18) =-107a(19) =-448a(20) =235a(21) =918a(22) =-447a(23) =-1812a(24) =919a(25) =3650a(26) =-1811a(27) =-7272a(28) =3651a(29) =14574