Entry details for q = 22 = 4, g = 22
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Lower bound Nmin = 45

Submitted by Everett Howe
Date 04-14-2026
Reference Pietro Mercuri, Oana Padurariu, Frederick Saia, and Claudio Stirpe
Point counts, automorphisms, and gonalities of Shimura curves
arXiv:2507.15992 [math.NT]
Comments
Quotient of the Shimura curve X_0^15(197) by the group generated by the Atkin-Lehner involutions w_3 and w_985.
Tags Quotients of curves with many points, Shimura curves

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Upper bound Nmax = 48

Submitted by Gerrit Oomens
Date 01-01-1900
Reference M. Grassl
Private communication, 2003
Comments
This is the Oesterlé bound.
Tags None

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