Expansion of Product_{k>0} ((1 - q^(3*k))^4*(1 - q^(6*k))^2)/((1 - q^k)^4*(1 - q^(2*k))^2).

Terms

a(0) =1a(1) =4a(2) =16a(3) =44a(4) =122a(5) =288a(6) =672a(7) =1432a(8) =3005a(9) =5960a(10) =11632a(11) =21836a(12) =40376a(13) =72568a(14) =128640a(15) =223112a(16) =382192a(17) =643404a(18) =1071152a(19) =1757968a(20) =2856482a(21) =4586000a(22) =7296768a(23) =11490912a(24) =17949404a(25) =27787684a(26) =42702576a(27) =65106188a(28) =98599604a(29) =148274760