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

Terms

a(0) =1a(1) =-1a(2) =3a(3) =-7a(4) =17a(5) =-39a(6) =93a(7) =-219a(8) =517a(9) =-1219a(10) =2877a(11) =-6787a(12) =16013a(13) =-37779a(14) =89133a(15) =-210291a(16) =496141a(17) =-1170547a(18) =2761677a(19) =-6515635a(20) =15372365a(21) =-36268083a(22) =85567437a(23) =-201879603a(24) =476295373a(25) =-1123725619a(26) =2651210445a(27) =-6255011635a(28) =14757474509a(29) =-34817369907