Expansion of (1 + 3*x)/(1 + 5*x + 9*x^2).

Terms

a(0) =1a(1) =-2a(2) =1a(3) =13a(4) =-74a(5) =253a(6) =-599a(7) =718a(8) =1801a(9) =-15467a(10) =61126a(11) =-166427a(12) =282001a(13) =87838a(14) =-2977199a(15) =14095453a(16) =-43682474a(17) =91553293a(18) =-64624199a(19) =-500858642a(20) =3085911001a(21) =-10921827227a(22) =26835937126a(23) =-35883240587a(24) =-62107231199a(25) =633485321278