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

Terms

a(0) =1a(1) =-1a(2) =1a(3) =-2a(4) =4a(5) =-5a(6) =9a(7) =-15a(8) =23a(9) =-38a(10) =62a(11) =-99a(12) =161a(13) =-261a(14) =421a(15) =-682a(16) =1104a(17) =-1785a(18) =2889a(19) =-4675a(20) =7563a(21) =-12238a(22) =19802a(23) =-32039a(24) =51841a(25) =-83881a(26) =135721a(27) =-219602a(28) =355324a(29) =-574925