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

Terms

a(0) =1a(1) =0a(2) =-1a(3) =-2a(4) =-2a(5) =-2a(6) =0a(7) =2a(8) =7a(9) =8a(10) =12a(11) =10a(12) =9a(13) =-2a(14) =-10a(15) =-32a(16) =-40a(17) =-62a(18) =-62a(19) =-70a(20) =-37a(21) =-20a(22) =57a(23) =106a(24) =224a(25) =272a(26) =388a(27) =376a(28) =431a(29) =272