Expansion of sum ( q^n / product( 1-q^k, k=1..6*n), n=0..inf ).

Terms

a(0) =1a(1) =1a(2) =2a(3) =4a(4) =7a(5) =12a(6) =19a(7) =30a(8) =44a(9) =65a(10) =93a(11) =132a(12) =183a(13) =253a(14) =343a(15) =462a(16) =616a(17) =816a(18) =1071a(19) =1399a(20) =1813a(21) =2339a(22) =2999a(23) =3828a(24) =4861a(25) =6149a(26) =7743a(27) =9714a(28) =12140a(29) =15120