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 187•2ⁿ-1

From Prime-Wiki

Revision as of 08:06, 14 April 2024 by Gd barnes (talk | contribs) (drive reservation & add drive to prime)

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

Jump to: navigation, search

Reserved! This sequence is currently part of Multi Reservation 5: CRUS Liskovets-Gallot.

Current data

`k` , `b` :	187 , 2
Count :	26
Nash :	1158
Max `n` :	5,000,000
Date :	2023-07-11
Reserved :	Conjectures 'R UsConjectures 'R Us/Reserved

1, 17, 21, 53, 253, 2173, 3313, 5197, 5333, 6929, 28017, 40429, 47877^[1], 80617, 110513, 139673, 141201, 263093, 379649, 483153, 618293, 645401, 739321, 838101, 1461697, 2172693

Notes

↑ Woodall 47872•32⁴⁷⁸⁷²-1

History

2019-08-18: Checked to n = 2200000, RPS 2nd Megabit Drive
2019-06-24: Found n = 2172693, David Metcalfe, RPS 2nd Megabit Drive
2015-06-19: Reserved by RPS 2nd Megabit Drive for n > 2000000
2014-04-22: Checked to n = 2000000, David Metcalfe, released
2014-04-15: Found n = 1461697, David Metcalfe
2014-04-13: Reserved by David Metcalfe
2008-09-27: Found n = 838101, Even Stokkedalen
2008-07-28: Found n = 739321, David Metcalfe
2008-06-28: Found n = 645401, Carlos Eduardo Pinho
2008-07-19: Found n = 618293, Mark Jordan
2006-05-31: Found n = 483153, Larry Soule
2006-04-22: Found n = 379649, Larry Soule
2006-03-28: Found n = 263093, Larry Soule
2000-03-28: Found n = 47877, Dirk Augustin
1999-09-23: Found n = 40429, Tom Kuechler

Retrieved from "https://www.rieselprime.de/z/index.php?title=Riesel_prime_2_187&oldid=31282"