New in this search: Mestre quartic family with roots [0,158,863,928,3783,3850], T=47779/20. 20 independent rational points certified exactly by Cremona-Brumer quadratic characters; quartic point box [100000000,50000] plus an integral-x search on the minimal model through 10^12.
7fff-zip · 2026-08-24 19:16:54 UTC