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 517•2ⁿ-1

From Prime-Wiki

Revision as of 14:23, 31 July 2023 by Gd barnes (talk | contribs) (n=2527857)

(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)

Jump to: navigation, search

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

Current data

`k` , `b` :	517 , 2
Count :	25
Nash :	1358
Max `n` :	2,820,000
Date :	2024-03-09
Reserved :	No Prime Left BehindNo Prime Left Behind/Reserved

1, 13, 17, 33, 37, 57, 61, 77, 149, 165, 181, 201, 365, 2865, 7173, 10117, 12281, 23257, 29773, 31889, 128437, 181469, 266777, 1831257, 2527857

History

2023-07-31: Found n = 2527857, 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
2022-05-09: Found n = 1831257, Florian Piesker
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
2008-01-22: Reserved by NPLB Drive 2, for 260000<=n<=333200
2008-01-21: Reserved by NPLB Drive 1, for 333201<=n<=600000
2004-08-24: Found n = 181469, Steven Harvey
2003-06-30: Found n = 128437, Steven Harvey

Retrieved from "https://www.rieselprime.de/z/index.php?title=Riesel_prime_2_517&oldid=29319"