Expansion of x^3*(5-2*x)*(1-x^3)/(1-x)^4.

Terms

a(0) =5a(1) =18a(2) =42a(3) =75a(4) =117a(5) =168a(6) =228a(7) =297a(8) =375a(9) =462a(10) =558a(11) =663a(12) =777a(13) =900a(14) =1032a(15) =1173a(16) =1323a(17) =1482a(18) =1650a(19) =1827a(20) =2013a(21) =2208a(22) =2412a(23) =2625a(24) =2847a(25) =3078a(26) =3318a(27) =3567a(28) =3825a(29) =4092