Expansion of x/(1 - 6*x - 5*x^2).

Terms

a(0) =0a(1) =1a(2) =6a(3) =41a(4) =276a(5) =1861a(6) =12546a(7) =84581a(8) =570216a(9) =3844201a(10) =25916286a(11) =174718721a(12) =1177893756a(13) =7940956141a(14) =53535205626a(15) =360916014461