Michael Filaseta, Jeremiah Southwick. Primes that become composite after changing an arbitrary digit. Math. Comput., 90(328):979-993, 2021. [doi]
@article{FilasetaS21,
title = {Primes that become composite after changing an arbitrary digit},
author = {Michael Filaseta and Jeremiah Southwick},
year = {2021},
doi = {10.1090/mcom/3593},
url = {https://doi.org/10.1090/mcom/3593},
researchr = {https://researchr.org/publication/FilasetaS21},
cites = {0},
citedby = {0},
journal = {Math. Comput.},
volume = {90},
number = {328},
pages = {979-993},
}