Expansion of Product_{k>=1} 1/(1 - x^k)^((3*k+1)*binomial(k+2,3)/4).

Terms

a(0) =1a(1) =1a(2) =8a(3) =33a(4) =126a(5) =441a(6) =1571a(7) =5338a(8) =17900a(9) =58359a(10) =187134a(11) =588966a(12) =1826537a(13) =5580784a(14) =16831549a(15) =50135506a(16) =147650112a(17) =430187724a(18) =1240908651a(19) =3545808444a(20) =10042128414a(21) =28201458999a(22) =78567720054a(23) =217225969695a(24) =596254164090