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

Terms

a(0) =1a(1) =-1a(2) =0a(3) =-1a(4) =2a(5) =-2a(6) =1a(7) =-2a(8) =4a(9) =-3a(10) =2a(11) =-4a(12) =7a(13) =-6a(14) =4a(15) =-8a(16) =12a(17) =-10a(18) =9a(19) =-14a(20) =20a(21) =-18a(22) =16a(23) =-24a(24) =32a(25) =-29a(26) =27a(27) =-38a(28) =49a(29) =-46