@article{JTNB_2005__17_3_859_0,
     author = {Florian Luca and Igor E. Shparlinski},
     title = {On the largest prime factor of $n!+ 2^n-1$},
     journal = {Journal de th\'eorie des nombres de Bordeaux},
     pages = {859--870},
     publisher = {Universit\'e Bordeaux 1},
     volume = {17},
     number = {3},
     year = {2005},
     doi = {10.5802/jtnb.524},
     zbl = {1097.11006},
     mrnumber = {2212129},
     language = {en},
     url = {https://jtnb.centre-mersenne.org/articles/10.5802/jtnb.524/}
}