Expansion of (chi(q) / chi^3(q^3))^2 in powers of q where chi() is a Ramanujan theta function.

Terms

a(0) =1a(1) =2a(2) =1a(3) =-4a(4) =-8a(5) =-2a(6) =14a(7) =24a(8) =6a(9) =-38a(10) =-63a(11) =-16a(12) =92a(13) =150a(14) =36a(15) =-208a(16) =-329a(17) =-78a(18) =440a(19) =684a(20) =160a(21) =-884a(22) =-1358a(23) =-312a(24) =1710a(25) =2592a(26) =590a(27) =-3196a(28) =-4796a(29) =-1082