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

Terms

a(0) =1a(1) =1a(2) =3a(3) =2a(4) =6a(5) =2a(6) =11a(7) =-1a(8) =21a(9) =-12a(10) =44a(11) =-44a(12) =101a(13) =-131a(14) =247a(15) =-362a(16) =626a(17) =-970a(18) =1615a(19) =-2565a(20) =4201a(21) =-6744a(22) =10968a(23) =-17688a(24) =28681a(25) =-46343a(26) =75051a(27) =-121366a(28) =196446a(29) =-317782