Expansion of (eta(q)*eta(q^3))/eta(q^2)^2 in powers of q.

Terms

a(0) =1a(1) =-1a(2) =1a(3) =-3a(4) =4a(5) =-5a(6) =6a(7) =-9a(8) =13a(9) =-16a(10) =20a(11) =-27a(12) =36a(13) =-44a(14) =54a(15) =-69a(16) =88a(17) =-107a(18) =130a(19) =-162a(20) =200a(21) =-240a(22) =288a(23) =-351a(24) =426a(25) =-507a(26) =602a(27) =-723a(28) =864a(29) =-1019