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

Terms

a(0) =1a(1) =6a(2) =36a(3) =206a(4) =1146a(5) =6258a(6) =33728a(7) =180018a(8) =953628a(9) =5021698a(10) =26315676a(11) =137350746a(12) =714455826a(13) =3705635646a(14) =19171860336a(15) =98973407550a(16) =509963556330