Expansion of ( (1 + 8*x)/(1 - x) )^(1/3).

Terms

a(0) =1a(1) =3a(2) =-6a(3) =30a(4) =-159a(5) =939a(6) =-5856a(7) =37992a(8) =-253590a(9) =1729758a(10) =-12001524a(11) =84422244a(12) =-600613998a(13) =4313760870a(14) =-31233564312a(15) =227721316008