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

Terms

a(0) =1a(1) =0a(2) =0a(3) =-1a(4) =-1a(5) =-1a(6) =0a(7) =1a(8) =2a(9) =2a(10) =1a(11) =-1a(12) =-3a(13) =-4a(14) =-3a(15) =0a(16) =4a(17) =7a(18) =7a(19) =3a(20) =-4a(21) =-11a(22) =-14a(23) =-10a(24) =1a(25) =15a(26) =25a(27) =24a(28) =9a(29) =-16