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

Terms

a(0) =1a(1) =-1a(2) =2a(3) =-4a(4) =6a(5) =-12a(6) =20a(7) =-36a(8) =64a(9) =-112a(10) =200a(11) =-352a(12) =624a(13) =-1104a(14) =1952a(15) =-3456a(16) =6112a(17) =-10816a(18) =19136a(19) =-33856a(20) =59904a(21) =-105984a(22) =187520a(23) =-331776a(24) =587008a(25) =-1038592a(26) =1837568a(27) =-3251200a(28) =5752320a(29) =-10177536