Expansion of (1+x^2)/(1-x^4+x^5).

Terms

a(0) =1a(1) =0a(2) =1a(3) =0a(4) =1a(5) =-1a(6) =1a(7) =-1a(8) =1a(9) =-2a(10) =2a(11) =-2a(12) =2a(13) =-3a(14) =4a(15) =-4a(16) =4a(17) =-5a(18) =7a(19) =-8a(20) =8a(21) =-9a(22) =12a(23) =-15a(24) =16a(25) =-17a(26) =21a(27) =-27a(28) =31a(29) =-33