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

Terms

a(0) =1a(1) =-1a(2) =1a(3) =0a(4) =-1a(5) =2a(6) =-2a(7) =1a(8) =1a(9) =-3a(10) =4a(11) =-3a(12) =0a(13) =4a(14) =-7a(15) =7a(16) =-3a(17) =-4a(18) =11a(19) =-14a(20) =10a(21) =1a(22) =-15a(23) =25a(24) =-24a(25) =9a(26) =16a(27) =-40a(28) =49a(29) =-33