Riesel primes of the form 173•2n-1

Reserved! This sequence is currently part of Multi Reservation 5: CRUS Liskovets-Gallot.

Current data

k , b : 173 , 2 Count : 41 Nash : 1999 Max n : 5,000,000 Date : 2023-07-11 Reserved : Conjectures 'R UsConjectures 'R Us/Reserved

2, 4, 6, 16, 32, 50, 76, 80, 96, 104, 162, 212, 230, 260, 480, 612, 1044, 1440, 1910, 2488, 3140, 3628, 5284, 6332, 7494, 9762, 27100, 29632, 37732, 44036, 47284, 65970, 116870, 145956, 360004, 409470, 483932, 632000, 828808, 1098914, 1504740

History

• 2019-08-18: Checked to n = 2200000, RPS 2nd Megabit Drive
• 2013-05-14: Found n = 1504740, Predrag Minovic, RPS 2nd Megabit Drive
• 2011-06-12: Found n = 1098914, Adam Sutton, RPS 2nd Megabit Drive
• 2011-04-28: Reserved by RPS 2nd Megabit Drive for n > 1000000
• 2009-08-27: Checked to n = 1017000, Michael Kwok, results included, released
• 2008-09-10: Reserved by Michael Kwok
• 2007-07-23: Checked n = 210000 - 1000000, Predrag Minovic
• 2007-05-07: Found n = 828808, Predrag Minovic
• 2007-02-19: Found n = 632000, Predrag Minovic
• 2007-01-08: Found n = 483932, Predrag Minovic
• 2006-12-17: Found n = 409470, Predrag Minovic
• 2006-02-17: Found n = 360004, David Underbakke
• 1999-11-03: Found n = 47284, Joe DeMaio
• 1999-11-03: Found n = 44036, Joe DeMaio
• 1999-11-02: Found n = 37732, Joe DeMaio