Expansion of chi(x) / phi(x^2) in powers of x where phi(), chi() are Ramanujan theta functions.

Terms

a(0) =1a(1) =1a(2) =-2a(3) =-1a(4) =5a(5) =3a(6) =-9a(7) =-5a(8) =18a(9) =10a(10) =-30a(11) =-16a(12) =53a(13) =29a(14) =-85a(15) =-44a(16) =139a(17) =73a(18) =-215a(19) =-110a(20) =335a(21) =172a(22) =-502a(23) =-253a(24) =755a(25) =382a(26) =-1104a(27) =-550a(28) =1614a(29) =805