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

Terms

a(0) =1a(1) =6a(2) =16a(3) =30a(4) =49a(5) =72a(6) =100a(7) =132a(8) =169a(9) =210a(10) =256a(11) =306a(12) =361a(13) =420a(14) =484a(15) =552a(16) =625a(17) =702a(18) =784a(19) =870a(20) =961a(21) =1056a(22) =1156a(23) =1260a(24) =1369a(25) =1482a(26) =1600a(27) =1722a(28) =1849a(29) =1980