Expansion of Product_{k>=1} 1/((1-x^(3*k-1))*(1-x^(3*k-2)))^k.

Terms

a(0) =1a(1) =1a(2) =2a(3) =2a(4) =5a(5) =7a(6) =10a(7) =15a(8) =24a(9) =33a(10) =49a(11) =68a(12) =100a(13) =136a(14) =193a(15) =267a(16) =370a(17) =501a(18) =690a(19) =928a(20) =1260a(21) =1687a(22) =2265a(23) =3007a(24) =4006a(25) =5289a(26) =6987a(27) =9163a(28) =12033a(29) =15698