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

Terms

a(0) =1a(1) =1a(2) =1a(3) =0a(4) =0a(5) =-1a(6) =1a(7) =-1a(8) =2a(9) =-2a(10) =2a(11) =-4a(12) =6a(13) =-8a(14) =11a(15) =-13a(16) =16a(17) =-23a(18) =32a(19) =-44a(20) =61a(21) =-80a(22) =102a(23) =-133a(24) =178a(25) =-243a(26) =331a(27) =-441a(28) =579a(29) =-759