Riesel prime 2 157

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

Current data

k , b : 157 , 2 Type : Low Count : 29 Nash : 917 Max n : 2,500,000 Date : 2024-07-01 Reserved : No Prime Left BehindNo Prime Left Behind/Reserved

1, 5, 33, 97, 121, 125, 305, 445, 473, 513, 1581, 3077, 3517, 6345, 8797, 15265, 16641, 32185, 32581, 43905, 77025, 84377, 202345, 230777, 234401, 473073, 802321, 869073, 1085121

History

• 2024-05-16: Reserved by NPLB K300 Drive 1 for n > 2300000
• 2022-04-10: Checked to n = 2300000, RPS Megabit Drive 2
• 2021-03-21: Checked n = 1-1000000, Gary Barnes, double check, results included
• 2019-08-18: Checked to n = 2200000, RPS Megabit Drive 2
• 2011-06-04: Found n = 1085121, David Metcalfe, RPS Megabit Drive 2
• 2011-04-28: Reserved by RPS Megabit Drive 2 for n > 1000000
• 2009-07-30: Reserved by Borys Jaworski for sieving only n=1000000-5000000
• 2009-01-11: Checked to n = 1000000, Gary Barnes
• 2009-01-11: none, Gary Barnes unreserved by Max Dettweiler
• 2008-05-18: Found n = 869073, Max Dettweiler
• 2008-05-02: Found n = 802321, Max Dettweiler
• 2008-03-03: Reserved by Max Dettweiler from n=500000
• 2006-03-23: Checked to n = 500000, Thomas Ritschel, released
• 2006-03-15: Found n = 473073, Thomas Ritschel
• 2006-02-06: Reserved by Thomas Ritschel
• 2004-06-18: Checked to n = 250000, Thomas Ritschel, released
• 2004-06-02: Found n = 234401, Thomas Ritschel
• 2004-06-02: Found n = 230777, Thomas Ritschel
• 2004-06-01: Found n = 202345, Thomas Ritschel
• 2004-06-01: Checked to n = 200000, Thomas Ritschel
• 2004-05-26: Reserved by Thomas Ritschel
• 2000-01-17: Found n = 43905, Tom Kuechler