Expansion of Product_{k>0} ((1 - q^(3*k))^3*(1 - q^(6*k))^3)/((1 - q^k)^5*(1 - q^(2*k))^3).

Terms

a(0) =1a(1) =5a(2) =23a(3) =77a(4) =244a(5) =677a(6) =1794a(7) =4411a(8) =10454a(9) =23597a(10) =51699a(11) =109378a(12) =225804a(13) =453893a(14) =893872a(15) =1723286a(16) =3265023a(17) =6078557a(18) =11148496a(19) =20146561a(20) =35935772a(21) =63287458a(22) =110186562a(23) =189715530a(24) =323335946a(25) =545666040a(26) =912512366a(27) =1512613763a(28) =2486819428a(29) =4056167621