Expansion of x/(1-8*x-12*x^2).

Terms

a(0) =0a(1) =1a(2) =8a(3) =76a(4) =704a(5) =6544a(6) =60800a(7) =564928a(8) =5249024a(9) =48771328a(10) =453158912a(11) =4210527232a(12) =39122124800a(13) =363503325184