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

Terms

a(0) =1a(1) =0a(2) =3a(3) =-4a(4) =11a(5) =-24a(6) =55a(7) =-124a(8) =283a(9) =-640a(10) =1455a(11) =-3300a(12) =7491a(13) =-17000a(14) =38583a(15) =-87564a(16) =198731a(17) =-451024a(18) =1023615a(19) =-2323124a(20) =5272403a(21) =-11965880a(22) =27156935a(23) =-61633500a(24) =139879131a(25) =-317460000a(26) =720485263a(27) =-1635163524a(28) =3711054051a(29) =-8422351624