Currently there may be errors shown on top of a page, because of a missing Wiki update (PHP version and extension DPL3).

Navigation

Topics

Help • Register • News • History • How to • Sequences statistics • Template prototypes

Riesel primes of the form 21501•2ⁿ-1

From Prime-Wiki

Jump to: navigation, search

Current data

`k` , `b` :	21501 , 2
Type :	3
Count :	17
Nash :	1372
Max `n` :	50,000
Date :	2022-03-26

5, 9, 27^[1], 35, 41^[2], 95, 131, 671, 1295, 2021, 3305, 7286, 8937, 16301, 19757, 27071, 37959

Notes

↑ Twin n=27
↑ Twin n=41

History

2022-03-26: Checked to n = 50000, Alexander Jones
2008-01-19: Found n = 7286, Jean Penné, CRUS Liskovets-Gallot

Retrieved from "https://www.rieselprime.de/z/index.php?title=Riesel_prime_2_21501&oldid=25517"