Riesel primes of the form 16665•2n-1

Reserved! This sequence is currently reserved by: Alexander Jones

Current data

k , b : 16665 , 2 Type : 315 Count : 91 Nash : 4736 Max n : 375,000 Date : 2021-06-01 Reserved : Alexander JonesAlexander Jones/Reserved

1, 3, 11, 14, 31, 38, 44, 50, 62, 93, 106, 157, 176, 177, 184, 226, 249, 263, 335, 437, 442, 493, 696, 710, 806, 900, 1084, 1664, 1690, 1754, 1757, 1948, 1958, 2186, 2480, 2870, 3648, 3703, 3769, 4066, 4223, 4489, 5282, 5388, 5732, 6063, 6312, 6466, 7723, 7816, 9135, 9780, 9946, 10180, 11480, 12811, 13956, 14437, 16464, 16472, 17090, 19016, 23043, 25970, 29449, 32133, 32629, 37161, 45768, 46618, 65340, 67825, 79460, 82525, 84460, 87614, 88467, 105765, 114838, 138425, 282145, 337943, 416256, 427457, 453665, 517348, 596515, 723935, 760702, 768033, 979166

History

• 2021-06-01: Checked to n = 375000, Alexander Jones
• 2021-01-13: Checked to n = 350000, Alexander Jones
• 2020-10-01: Checked to n = 325000, Alexander Jones
• 2020-06-17: Checked to n = 300000, Alexander Jones
• 2020-03-17: Reserved by Alexander Jones
• 2011-11-23: Checked to n = 1007, Gary Barnes
• 2011-10-03: Checked n = 400000  -  1000000, RPS Drive 9, released
• 2011-07-12: Found n = 979166, Peter Benson
• 2010-09-19: Found n = 768033, Peter Benson
• 2010-09-14: Found n = 760702, Larry Soule
• 2010-08-22: Found n = 723935, Peter Benson
• 2010-01-05: Found n = 596515, Predrag Minovic
• 2009-07-26: Found n = 517348, David Metcalfe
• 2009-06-04: Found n = 453665, David Metcalfe
• 2009-05-18: Found n = 427457, Carlos Eduardo Pinho
• 2009-05-18: Found n = 416256, Thomas Ritschel
• 2009-05-12: Reserved by RPS Drive 9