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

Terms

a(0) =1a(1) =2a(2) =3a(3) =5a(4) =8a(5) =11a(6) =15a(7) =20a(8) =26a(9) =33a(10) =41a(11) =50a(12) =61a(13) =73a(14) =86a(15) =101a(16) =118a(17) =136a(18) =156a(19) =178a(20) =202a(21) =228a(22) =256a(23) =286a(24) =319a(25) =354a(26) =391a(27) =431a(28) =474a(29) =519