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 499•2ⁿ-1

From Prime-Wiki

Jump to: navigation, search

Reserved! This sequence is currently part of Multi Reservation 8: NPLB Drive 17.

Current data

`k` , `b` :	499 , 2
Count :	25
Nash :	1293
Max `n` :	2,820,000
Date :	2024-03-09
Reserved :	No Prime Left BehindNo Prime Left Behind/Reserved

1, 9, 13, 33, 37, 129, 187, 259, 571, 621, 1053, 1159, 4053, 4449, 4651, 5469, 16069, 72381, 84849, 95791, 124521, 193747, 374433, 1434643, 2809261

History

2024-01-19: Found n = 2809261, Florian Piesker
2022-08-10: Checked to n = 2000000, NPLB Drive 13, released
2022-08-09: Reserved by NPLB Drive 17, for 2000000<n<3000000
2016-10-31: Found n = 1434643, Timothy Sorbera
2011-08-04: Reserved by NPLB Drive 13, for 1000000<n<2000000
2010-11-11: Checked to n = 1000000, NPLB Drive 5
2008-12-22: Checked to n = 600000, NPLB Drive 1
2008-12-19: Reserved by NPLB Drive 5, for 600000<n<1000000
2008-03-25: Checked to n = 333200, NPLB Drive 2
2008-03-11: Found n = 374433, Gary Barnes
2008-01-22: Reserved by NPLB Drive 2, for 260000<=n<=333200
2008-01-21: Reserved by NPLB Drive 1, for 333201<=n<=600000
2004-11-12: Found n = 193747, Steven Harvey
2003-06-25: Found n = 124521, Steven Harvey
2001-02-27: Found n = 95791, Kimmo Herranen
2001-02-27: Found n = 84849, Kimmo Herranen
2001-02-27: Found n = 72381, Kimmo Herranen

Retrieved from "https://www.rieselprime.de/z/index.php?title=Riesel_prime_2_499&oldid=29734"