Expansion of 1 / ((1 - x)^7*(1 + x)^2).

Terms

a(0) =1a(1) =5a(2) =17a(3) =45a(4) =103a(5) =211a(6) =399a(7) =707a(8) =1190a(9) =1918a(10) =2982a(11) =4494a(12) =6594a(13) =9450a(14) =13266a(15) =18282a(16) =24783a(17) =33099a(18) =43615a(19) =56771a(20) =73073a(21) =93093a(22) =117481a(23) =146965a(24) =182364a(25) =224588a(26) =274652a(27) =333676a(28) =402900a(29) =483684