Expansion of Product_{m>=1} (1 + m*q^m)^-3.

Terms

a(0) =1a(1) =-3a(2) =0a(3) =-1a(4) =18a(5) =-12a(6) =11a(7) =-54a(8) =84a(9) =-218a(10) =243a(11) =-270a(12) =1046a(13) =-1524a(14) =1692a(15) =-3547a(16) =7722a(17) =-11868a(18) =15364a(19) =-29130a(20) =52416a(21) =-83467a(22) =125514a(23) =-190716a(24) =380406a(25) =-628290a(26) =808218a(27) =-1394734a(28) =2585895a(29) =-3784566