Expansion of (1+x^2)*(1+x^5)/( Product_{j=1..7} (1-x^j) ).

Terms

a(0) =1a(1) =1a(2) =3a(3) =4a(4) =7a(5) =11a(6) =17a(7) =25a(8) =36a(9) =50a(10) =69a(11) =93a(12) =125a(13) =163a(14) =213a(15) =272a(16) =346a(17) =435a(18) =543a(19) =671a(20) =825a(21) =1005a(22) =1218a(23) =1466a(24) =1756a(25) =2090a(26) =2478a(27) =2921a(28) =3430a(29) =4009