Riesel primes of the form 85•2ⁿ-1

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

Current data

`k` , `b` :	85 , 2
Type :	Low
Count :	24
Nash :	921
Max `n` :	2,800,000
Date :	2024-11-13
Reserved :	No Prime Left BehindNo Prime Left Behind/Reserved

5, 11, 71, 113, 115, 355, 473, 563, 883, 1235, 5735, 9809, 11311, 14491, 25495, 125675, 128459, 147115, 656039, 683573, 1034069, 1395605, 2087651, 2352083

2024-05-27: Found n = 2352083, Gary Barnes, NPLB K300 Drive 1
2024-04-26: Reserved by NPLB K300 Drive 1 for n > 2100000
2021-05-06: Checked n = 2000000 - 2100000, Karsten Bonath
2021-03-21: Checked n = 1 - 1000000, Gary Barnes, double check, results included
2013-10-08: Found n = 2087651, James P. Burt
2013-01-12: Checked to n = 2000000, James P. Burt
2012-05-31: Checked to n = 1830000, James P. Burt
2011-12-10: Checked to n = 1600000, James P. Burt
2011-11-09: Found n = 1395605, James P. Burt
2011-05-07: Checked to n = 1300000, James P. Burt
2011-04-25: Reserved by James P. Burt
2008-09-11: Reserved by Carlos Eduardo Pinho
2008-02-24: Checked to n = 1120000, Predrag Minovic
2007-07-30: Found n = 1034069, Predrag Minovic
2007-07-23: Checked to n = 1015000, Predrag Minovic
2007-05-15: Found n = 683573, Predrag Minovic
2007-05-10: Found n = 656039, Predrag Minovic
2007-04-07: Reserved by Predrag Minovic
2004-12-24: Checked to n = 400000, Predrag Minovic
2004-12-04: Checked to n = 370000, Predrag Minovic
2004-08-03: Checked to n = 210000, Steven Harvey, released
2004-08-01: Reserved by Steven Harvey
2004-06-06: Checked to n = 200000, Thomas Masser, released
2004-05-25: Reserved by Thomas Masser
1999-01-13: Found n = 25495, Tom Kuechler