Expansion of Product_{k>0} 1/(Sum_{m>=0} x^(k*m^2)).

Terms

a(0) =1a(1) =-1a(2) =0a(3) =-1a(4) =0a(5) =1a(6) =-1a(7) =2a(8) =-2a(9) =0a(10) =4a(11) =-5a(12) =6a(13) =-7a(14) =5a(15) =3a(16) =-14a(17) =22a(18) =-29a(19) =23a(20) =1a(21) =-27a(22) =57a(23) =-92a(24) =96a(25) =-50a(26) =-38a(27) =157a(28) =-281a(29) =341