Expansion of 1/theta_3(q)^2 in powers of q.

Terms

a(0) =1a(1) =-4a(2) =12a(3) =-32a(4) =76a(5) =-168a(6) =352a(7) =-704a(8) =1356a(9) =-2532a(10) =4600a(11) =-8160a(12) =14176a(13) =-24168a(14) =40512a(15) =-66880a(16) =108876a(17) =-174984a(18) =277932a(19) =-436640a(20) =679032a(21) =-1046016a(22) =1597088a(23) =-2418240a(24) =3632992a(25) =-5417708a(26) =8022840a(27) =-11802176a(28) =17252928a(29) =-25070568