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

Terms

a(0) =1a(1) =2a(2) =-5a(3) =-28a(4) =-11a(5) =230a(6) =559a(7) =-952a(8) =-6935a(9) =-5302a(10) =51811a(11) =151340a(12) =-163619a(13) =-1689298a(14) =-1906025a(15) =11391632a(16) =39937489a(17) =-22649710a(18) =-404736821a(19) =-605626252a(20) =2431378885a(21) =10313394038a(22) =-1255621889