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

Terms

a(0) =0a(1) =1a(2) =3a(3) =23a(4) =127a(5) =783a(6) =4655a(7) =28015a(8) =167919a(9) =1007855a(10) =6046447a(11) =36280047a(12) =217677551a(13) =1306070767a(14) =7836413679a(15) =47018503919a(16) =282110979823