Expansion of (1+x)/(1-10*x+9*x^2).

Terms

a(0) =1a(1) =11a(2) =101a(3) =911a(4) =8201a(5) =73811a(6) =664301a(7) =5978711a(8) =53808401a(9) =484275611a(10) =4358480501a(11) =39226324511a(12) =353036920601