Expansion of Product_{k>=1} (1 - x^k)^12.

Terms

a(0) =1a(1) =-12a(2) =54a(3) =-88a(4) =-99a(5) =540a(6) =-418a(7) =-648a(8) =594a(9) =836a(10) =1056a(11) =-4104a(12) =-209a(13) =4104a(14) =-594a(15) =4256a(16) =-6480a(17) =-4752a(18) =-298a(19) =5016a(20) =17226a(21) =-12100a(22) =-5346a(23) =-1296a(24) =-9063a(25) =-7128a(26) =19494a(27) =29160a(28) =-10032a(29) =-7668