Expansion of x*(1-x)/(1-x+2*x^3-x^4).

Terms

a(0) =0a(1) =1a(2) =0a(3) =0a(4) =-2a(5) =-1a(6) =-1a(7) =3a(8) =3a(9) =4a(10) =-3a(11) =-6a(12) =-11a(13) =-1a(14) =8a(15) =24a(16) =15a(17) =-2a(18) =-42a(19) =-48a(20) =-29a(21) =53a(22) =107a(23) =117a(24) =-18a(25) =-179a(26) =-306a(27) =-153a(28) =187a(29) =620