2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/117927We compute the minimal polynomials of the Ramanujan values $t_n$, where $n\equiv 11 \mod 24$, using Shimura reciprocity law. These polynomials can be used for defining the Hilbert class field of the imaginary quadratic field $\mathbb{Q}(\sqrt{-n})$, and have much smaller coefficients than the Hilbert polynomials.To appear in Canadian Math. BulletinNumber Theory11F20,11G15,14H52text