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

Terms

a(0) =1a(1) =-2a(2) =3a(3) =-2a(4) =-3a(5) =14a(6) =-29a(7) =38a(8) =-19a(9) =-58a(10) =211a(11) =-402a(12) =477a(13) =-130a(14) =-1021a(15) =3126a(16) =-5491a(17) =5814a(18) =115a(19) =-17026a(20) =45565a(21) =-73874a(22) =68131a(23) =28742a(24) =-273363a(25) =654246a(26) =-977645a(27) =754318a(28) =777501a(29) =-4264610