Expansion of (-3*x^3 - 7*x^2 + 2*x)/((1-4*x-x^2)*(1-4*x+x^2)).

Terms

a(0) =0a(1) =2a(2) =9a(3) =37a(4) =152a(5) =626a(6) =2585a(7) =10701a(8) =44400a(9) =184610a(10) =769065a(11) =3209461a(12) =13415048a(13) =56153618a(14) =235357241a(15) =987609501a(16) =4148575200a(17) =17443003202a(18) =73402179657a(19) =309116995525