Expansion of (11*x-2)/(1-3*x)^2.

Terms

a(0) =-2a(1) =-1a(2) =12a(3) =81a(4) =378a(5) =1539a(6) =5832a(7) =21141a(8) =74358a(9) =255879a(10) =866052a(11) =2893401a(12) =9565938a(13) =31355019a(14) =102036672a(15) =330024861a(16) =1061819118a(17) =3400690959a(18) =10847773692a(19) =34480423521a(20) =109252577898a(21) =345191655699