Riesel primes of the form 149•2n-1

Reserved! This sequence is currently part of Multi Reservation 5: RPS 2nd Megabit Drive.

Current data

k , b : 149 , {{{Rb}}} Count : Attention! Parameter RCount=17 not given! Nash : 1022 Max n : 2,300,000 Date : 2022-04-20 Reserved : Riesel Prime SearchRiesel Prime Search/Reserved

4, 16, 48, 60, 240, 256, 304, 2644, 3720, 25132, 39472, 212460, 592968, 1054092, 1138804, 1541152, 1945668

[[Category:Riesel {{{Rb}}}|#.....00149]]

History

• 2019-08-18: Checked to n = 2200000, RPS 2nd Megabit Drive
• 2015-06-04: Found n = 1945668, Kai Inouye
• 2013-11-26: Found n = 1541152, Carlos Eduardo Pinho
• 1011-06-19: Found n = 1138804, David Metcalfe
• 2011-05-28: Found n = 1054092, David Metcalfe
• 2009-07-30: Reserved by Borys Jaworski from n=1000000
• 2008-10-23: Checked to n = 1000000, Michael Curtis
• 2008-09-12: Reserved by Michael Curtis
• 2008-09-09: Reserved by NPLB Drive 4
• 2006-07-29: Found n = 592968, David Metcalfe
• 2004-09-16: Found n = 212460, Shoichiro Yamada
• 1999-11-22: Found n = 39472, Tom Kuechler
• 1998-08-03: Found n = 25132, Wilfrid Keller