
Alexa
Alexa's Conjecture on Primality ★★
Author(s): Alexa
Definition Let
be the unique integer (with respect to a fixed
) such that


Conjecture A natural number
is a prime iff

![$$ \displaystyle \sum_{i=1}^{\left \lfloor \frac{\sqrt[3]p}{2} \right \rfloor} r_i = \left \lfloor \frac{\sqrt[3]p}{2} \right \rfloor $$](/files/tex/99af565f4cc4d3bab11eb3fbf54f78626678d484.png)
Keywords: primality

Author(s): Alexa
Keywords: primality