Geodesic
On a compositeness test for \((2^p+1)/3\)
Journal of integer sequences, Tome 13 (2010) no. 1
In this note, we give a necessary condition for the primality of $(2^{p}+1)/3$.
Classification : 11Y11, 11A41, 11A51
Keywords: primality, wagstaff primes 
@article{JIS_2010__13_1_a6,
     author = {Berrizbeitia,  Pedro and Luca,  Florian and Melham,  Ray},
     title = {On a compositeness test for \((2^p+1)/3\)},
     journal = {Journal of integer sequences},
     year = {2010},
     volume = {13},
     number = {1},
     zbl = {1210.11124},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JIS_2010__13_1_a6/}
}
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Berrizbeitia,  Pedro; Luca,  Florian; Melham,  Ray. On a compositeness test for \((2^p+1)/3\). Journal of integer sequences, Tome 13 (2010) no. 1. http://geodesic.mathdoc.fr/item/JIS_2010__13_1_a6/