Riesel primes of the form 259•2ⁿ-1

Reserved! This sequence is currently part of Multi Reservation 7: NPLB K300 Drive 1.

Current data

`k` , `b` :	259 , 2
Count :	34
Nash :	1561
Max `n` :	2,800,000
Date :	2024-11-13
Reserved :	No Prime Left BehindNo Prime Left Behind/Reserved

5, 7, 9, 27, 33, 37, 59, 179, 289, 389, 917, 1885, 2987, 3683, 4807, 8709, 10153, 11067, 11665, 18909, 22085, 32489, 36233, 143133, 202609, 278567, 316403, 347159, 423467, 425257, 427623, 613845, 914173, 1695723

2024-05-05: Reserved by NPLB K300 Drive 1 for n > 2200000
2022-03-09: Checked to n = 2222000, RPS Megabit Drive 3
2021-03-21: Checked n = 1 - 1000000, Gary Barnes, double check, results included
2014-06-04: Found n = 1695723, Serge Batalov, RPS Megabit Drive 3
2014-05-30: Reserved by RPS Megabit Drive 3 for n > 1400000
2011-02-01: Checked to n = 1400000, RPS Drive 6, released
2008-10-20: Found n = 914173, Alexandre de Pereyra, RPS Drive 6
2008-06-28: Found n = 613845, Adam Sutton, RPS Drive 6
2008-06-22: Reserved by RPS Drive 6, for n > 600000
2006-12-16: Checked to n = 600000, RPS Drive 4, released
2006-08-28: Found n = 427623, Thomas Ritschel, RPS Drive 4
2006-08-25: Found n = 425257, Larry Soule, RPS Drive 4
2006-08-25: Found n = 423467, Thomas Ritschel, RPS Drive 4
2006-08-09: Found n = 347159, Predrag Minovic, RPS Drive 4
2006-08-05: Found n = 316403, David Metcalfe, RPS Drive 4
2006-08-01: Found n = 278567, Predrag Minovic, RPS Drive 4
2006-07-28: Reserved by RPS Drive 4, for n = 260000 - 600000
2004-04-02: Found n = 202609, Kimmo Herranen