Riesel primes of the form 123•2ⁿ-1

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

Current data

`k` , `b` :	123 , 2
Type :	3
Count :	52
Nash :	2133
Max `n` :	5,000,000
Date :	2023-07-11
Reserved :	Conjectures 'R UsConjectures 'R Us/Reserved

2^[1], 3, 11, 15, 23^[2], 24, 27, 35, 71, 84, 108, 122^[3], 123^[4], 138, 236, 242, 290, 392, 500, 611, 747, 771, 1106, 1490, 3560, 5111, 6066, 8660, 8927, 19451, 19730, 28316, 30471, 49515, 93762, 117083, 168435, 206663, 249242, 255402, 261530, 355727, 389052, 516456, 518540, 521031, 939098, 958050, 968927, 1225115, 1241690, 1779728

2019-08-18: Checked to n = 2200000, RPS Megabit Drive 2
2014-10-16: Found n = 1779728, Kai Inouye, RPS Megabit Drive 2
2011-07-23: Found n = 1241690, David Metcalfe, RPS Megabit Drive 2
2011-07-15: Found n = 1225115, David Metcalfe, RPS Megabit Drive 2
2011-04-28: Reserved by RPS Megabit Drive 2 for n > 1000000
2009-08-26: Found n = 968927, Carlos Eduardo Pinho
2009-09-04: Found n = 958050, Carlos Eduardo Pinho
2009-08-24: Found n = 939098, Thomas Ritschel
2005-05-19: Found n = 518540, Thomas Masser
2005-05-19: Found n = 516456, Thomas Masser
2005-05-18: Found n = 521031, Thomas Masser
2005-03-08: Found n = 389052, Thomas Masser
2004-05-23: Found n = 355727, Mark Anderson
2004-04-10: Found n = 261530, Mark Anderson
2004-04-09: Found n = 255402, Mark Anderson
2004-04-08: Found n = 249242, Mark Anderson
2004-04-01: Found n = 206663, Mark Anderson
2004-03-29: Found n = 168435, Mark Anderson
1989: Found n = 8927, Sergio Zarantonello, Joel Smith, Gene Smith, Bodo Parady, Landon Curt Noll, John Brown