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

Terms

a(0) =1a(1) =-1a(2) =-7a(3) =-14a(4) =10a(5) =93a(6) =242a(7) =229a(8) =-410a(9) =-2446a(10) =-5500a(11) =-6458a(12) =4062a(13) =38899a(14) =104715a(15) =165843a(16) =103045a(17) =-327200a(18) =-1393131a(19) =-3075317a(20) =-4305200a(21) =-2069461a(22) =9129361a(23) =35219829a(24) =75832840a(25) =109569915a(26) =74818084a(27) =-143480059a(28) =-686408279a(29) =-1607860793