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

Terms

a(0) =1a(1) =1a(2) =1a(3) =-1a(4) =-3a(5) =-5a(6) =-3a(7) =3a(8) =13a(9) =19a(10) =13a(11) =-13a(12) =-51a(13) =-77a(14) =-51a(15) =51a(16) =205a(17) =307a(18) =205a(19) =-205a(20) =-819a(21) =-1229a(22) =-819a(23) =819a(24) =3277a(25) =4915a(26) =3277a(27) =-3277a(28) =-13107a(29) =-19661