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

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