Expansion of q^(-1/3) * (eta(q) * eta(q^9))^2 / eta(q^3)^4 in powers of q.

Terms

a(0) =1a(1) =-2a(2) =-1a(3) =6a(4) =-7a(5) =-2a(6) =20a(7) =-24a(8) =-8a(9) =56a(10) =-61a(11) =-18a(12) =137a(13) =-150a(14) =-46a(15) =312a(16) =-327a(17) =-94a(18) =663a(19) =-690a(20) =-199a(21) =1342a(22) =-1366a(23) =-384a(24) =2603a(25) =-2632a(26) =-739a(27) =4884a(28) =-4869a(29) =-1344