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

Terms

a(0) =1a(1) =-3a(2) =-3a(3) =8a(4) =9a(5) =18a(6) =-35a(7) =-33a(8) =-66a(9) =-91a(10) =216a(11) =189a(12) =386a(13) =315a(14) =333a(15) =-1483a(16) =-2268a(17) =-2214a(18) =-1883a(19) =-456a(20) =-801a(21) =23032a(22) =12186a(23) =22665a(24) =18622a(25) =-20328a(26) =-39549a(27) =-78834a(28) =-146838a(29) =-249342