Product t2(q^d); d | 45, where t2 = theta2(q)/(2*q^(1/4)).

Terms

a(0) =1a(1) =1a(2) =0a(3) =2a(4) =1a(5) =1a(6) =3a(7) =0a(8) =2a(9) =4a(10) =3a(11) =2a(12) =3a(13) =2a(14) =3a(15) =9a(16) =2a(17) =3a(18) =10a(19) =6a(20) =5a(21) =8a(22) =1a(23) =6a(24) =16a(25) =6a(26) =5a(27) =10a(28) =9a(29) =8