Expansion of 1 / ((1 - x)^7*(1 + x)^4).

Terms

a(0) =1a(1) =3a(2) =10a(3) =22a(4) =49a(5) =91a(6) =168a(7) =280a(8) =462a(9) =714a(10) =1092a(11) =1596a(12) =2310a(13) =3234a(14) =4488a(15) =6072a(16) =8151a(17) =10725a(18) =14014a(19) =18018a(20) =23023a(21) =29029a(22) =36400a(23) =45136a(24) =55692a(25) =68068a(26) =82824a(27) =99960a(28) =120156a(29) =143412