Some modular abelian surfaces
arXiv:1906.10939
Abstract
We use the main theorem of Boxer-Calegari-Gee-Pilloni (arXiv:1812.09269) to give explicit examples of modular abelian surfaces over without extra endomorhpisms such that has good reduction outside the primes 2, 3, 5, and 7.
to appear in Mathematics of Computation