Riesel primes of the form 335•2n-1

Reserved! This sequence is currently part of Multi Reservation 26: NPLB Drive 19.

Current data

k , b : 335 , 2 Count : 28 Nash : 1464 Max n : 3,000,000 Date : 2023-03-07 Reserved : No Prime Left BehindNo Prime Left Behind/Reserved

18, 30, 84, 162, 744, 980, 1578, 2052, 2632, 2680, 3198, 3248, 5772, 7474, 7972, 10050, 22252, 27904, 34524, 89604, 106600, 161944, 997912, 1597932, 1762548, 1917610, 2338972, 2708958

History

• 2023-03-07: Reserved by NPLB Drive 19, for 3000000<n<4000000
• 2022-06-03: Checked to n = 3000000, NPLB Drive 15, released
• 2020-02-11: Found n = 2708958, Stuart Mullage
• 2017-12-25: Found n = 2338972, Stuart Mullage
• 2014-12-29: Reserved by NPLB Drive 15, for n=2000000-3000000
• 2014-08-20: Checked to n = 2000000, NPLB Mini Drive 5, released
• 2014-08-13: Found n = 1917610, Lennart Vogel
• 2014-08-04: Found n = 1762548, Lennart Vogel
• 2014-06-04: Found n = 1597932, Timothy Sorbera
• 2013-08-17: Reserved by NPLB Mini Drive 5 from n=1300000 (Port 7000)
• 2012-10-10: Checked to n = 1300000, Gary Barnes, released
• 2012-09-25: Reserved by Gary Barnes, for 1000000<n<1300000
• 2009-10-09: Checked to n = 1000000, Johnathan Chu, results included
• 2009-10-07: Found n = 997912, Johnathan Chu
• 2009-10-02: Checked to n = 991000, Johnathan Chu
• 2009-09-15: Checked to n = 966000, Johnathan Chu
• 2009-08-25: Checked to n = 920000, Johnathan Chu
• 2009-08-14: Checked to n = 893000, Johnathan Chu
• 2009-07-28: Checked to n = 863000, Johnathan Chu
• 2009-06-29: Reserved by Johnathan Chu, for 800000<n<1000000
• 2009-06-18: Checked to n = 800000, Gary Barnes, released
• 2009-06-09: Checked to n = 767000, Gary Barnes
• 2009-06-02: Checked to n = 740000, Gary Barnes, reserved to n=800000
• 2009-05-28: Checked to n = 720000, Gary Barnes
• 2009-05-20: Reserved by Gary Barnes, for 700000<n<750000
• 2009-03-27: Checked to n = 700000, Gary Barnes, released
• 2009-03-22: Checked to n = 642000, Gary Barnes
• 2009-03-14: Reserved by Gary Barnes, for 600000<n<700000
• 2008-11-10: Checked to n = 600000, NPLB Drive 3, released
• 2008-03-01: Reserved by NPLB Drive 3, for 260000<n<600000
• 2004-04-19: Found n = 161944, Steven Harvey
• 2002-07-09: Found n = 106600, Kimmo Herranen
• 2001-08-03: Found n = 89604, Sander Hoogendoorn