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 4211•2ⁿ-1

From Prime-Wiki

Jump to: navigation, search

Current data

`k` , `b` :	4211 , 2
Type :	Low
Count :	9
Nash :	378
Max `n` :	1,000,000
Date :	2024-04-02

2, 26, 38, 86, 158, 290, 8138, 25538, 42842

History

2024-04-02: Checked to n = 1000000, Gary Barnes, double-check n=1-20000 & 500000-1000000
2011-02-07: Checked to n = 20000, Oscar Tutusaus Santandreu
2010-05-13: Checked n = 500000 - 1000000, James P. Burt, released
2007-07-06: Checked to n = 10000, Gary Barnes

Retrieved from "https://www.rieselprime.de/z/index.php?title=Riesel_prime_2_4211&oldid=30954"