Expansion of Product_{k>=2} (1 + x^k)^k.

Terms

a(0) =1a(1) =0a(2) =2a(3) =3a(4) =5a(5) =11a(6) =17a(7) =32a(8) =51a(9) =91a(10) =144a(11) =241a(12) =386a(13) =618a(14) =981a(15) =1540a(16) =2400a(17) =3711a(18) =5710a(19) =8699a(20) =13217a(21) =19917a(22) =29891a(23) =44593a(24) =66244a(25) =97888a(26) =144072a(27) =211097a(28) =308061a(29) =447833