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

Terms

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