835804domain: NAppears in sequencesExpansion of (phi(-q^3) / phi(-q))^2 in powers of q where phi is a Ramanujan theta function.at n=25A186924Expansion of f(-x^6, -x^12)^2 / (f(-x, -x) * f(-x^3, -x^15)) in powers of x where f(, ) is Ramanujan's general theta function.at n=38A261240