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

Terms

a(0) =1a(1) =2a(2) =3a(3) =4a(4) =6a(5) =8a(6) =10a(7) =12a(8) =15a(9) =18a(10) =21a(11) =24a(12) =28a(13) =32a(14) =36a(15) =40a(16) =45a(17) =50a(18) =55a(19) =60a(20) =66a(21) =72a(22) =78a(23) =84a(24) =91a(25) =98a(26) =105a(27) =112a(28) =120a(29) =128