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Generalized Fermat number
...2^{2p^n}+2^{p^n}+1 \ = \ (2^{p^{n+1}}-1)/(2^{p^n}-1)</math> where p is the prime of apparition rank r (r(2)=1, r(3)=2, r(5)=3, ...) and n is greater or equa #If number <math>\sum_{i=0}^{p-1}\ (2^i)^{m} \ </math> is prime, then <math>m=p^n</math>.

5 KB (726 words) - 09:57, 12 September 2021
Cullen prime 2
{{Cullen prime |CuReserved=PrimeGrid Cullen Prime Search

2 KB (175 words) - 14:54, 19 September 2021
Statistics
...mber || style="text-align:right;"|{{Num|{{#expr:{{PAGESINCATEGORY:Mersenne prime|pages|R}}-2}}}} ...| base || style="text-align:right;"|{{Num|{{#expr:{{PAGESINCATEGORY:Riesel prime|subcats|R}}-3}}}}

11 KB (1,385 words) - 17:23, 5 April 2024