Expansion of (x^2+1)/(x^4+2*x^3-2*x+1).

Terms

a(0) =1a(1) =2a(2) =5a(3) =8a(4) =11a(5) =10a(6) =-1a(7) =-32a(8) =-95a(9) =-198a(10) =-331a(11) =-440a(12) =-389a(13) =82a(14) =1375a(15) =3968a(16) =8161a(17) =13490a(18) =17669a(19) =15048a(20) =-5045a(21) =-58918a(22) =-165601a(23) =-336160a(24) =-549439a(25) =-708758a(26) =-579595a(27) =275848a(28) =2518651a(29) =6905250