Expansion of (chi(-q^3)/ chi^3(-q) -1)/3 in powers of q where chi() is a Ramanujan theta function.

Terms

a(0) =1a(1) =2a(2) =4a(3) =7a(4) =12a(5) =20a(6) =32a(7) =50a(8) =76a(9) =114a(10) =168a(11) =244a(12) =350a(13) =496a(14) =696a(15) =967a(16) =1332a(17) =1820a(18) =2468a(19) =3324a(20) =4448a(21) =5916a(22) =7824a(23) =10292a(24) =13471a(25) =17548a(26) =22756a(27) =29384a(28) =37788a(29) =48408