Expansion of eta(q)^9 / eta(q^3)^3 in powers of q.

Terms

a(0) =1a(1) =-9a(2) =27a(3) =-9a(4) =-117a(5) =216a(6) =27a(7) =-450a(8) =459a(9) =-9a(10) =-648a(11) =1080a(12) =-117a(13) =-1530a(14) =1350a(15) =216a(16) =-1845a(17) =2592a(18) =27a(19) =-3258a(20) =2808a(21) =-450a(22) =-3240a(23) =4752a(24) =459a(25) =-5409a(26) =4590a(27) =-9a(28) =-5850a(29) =7560