Expansion of (b(q^3)^3 - b(q)^3) / 9 in powers of q where b() is a cubic AGM theta function.

Terms

a(0) =1a(1) =-3a(2) =0a(3) =13a(4) =-24a(5) =0a(6) =50a(7) =-51a(8) =0a(9) =72a(10) =-120a(11) =0a(12) =170a(13) =-150a(14) =0a(15) =205a(16) =-288a(17) =0a(18) =362a(19) =-312a(20) =0a(21) =360a(22) =-528a(23) =0a(24) =601a(25) =-510a(26) =0a(27) =650a(28) =-840a(29) =0