Difference between revisions of "Riesel prime 2 5"

Revision as of 07:50, 17 September 2021

Reserved! This sequence is currently reserved by: Riesel Prime Search

`k` , `b` :	5 , 2
Count :	46
Nash :	2180
Max `n` :	6,000,000
Date :	2021-09-17
Reserved :	Riesel Prime SearchRiesel Prime Search/Reserved

2, 4^[1], 8, 10^[2], 12^[3], 14, 18, 32, 48, 54, 72, 148, 184, 248, 270, 274, 420, 1340, 1438, 1522, 1638, 1754, 1884, 2014, 2170, 2548, 2622, 2652, 2704, 13510, 21738, 25624, 41934, 51478, 52540, 53230, 172300, 245728, 350028, 1194164, 2460482, 3059698, 3090860, 3264650, 3569154, 5429494

Remarks :

Forum thread at MersenneForum
The sequence A001770 in OEIS

2021-09-17: Checked to n = 6000000, Riesel Prime Search
2021-03-21: Checked n = 1 - 1000000, Gary Barnes, double check, results included
2017-01-13: Found n = 5429494, Dmitry Domanov
2013-07-08: Found n = 3264650, Carlos Eduardo Pinho
2012-04-11: Found n = 3090860, Michael Curtis
2009-01-05: Found n = 3569154, Peter Benson
2008-11-24: Found n = 3059698, Peter Benson
2008-11-19: Found n = 2460482, Peter Benson
2008-02-01: Checked to n = 1252000, Gary Barnes
2008-01-20: Found n = 1194164, Adam Sutton, Ed Goforth
2007-12-27: Checked to n = 1158700, Gary Barnes
2004-05-01: Found n = 350028, Phil Carmody
2004-05-01: Found n = 245728, Phil Carmody
1999-12-25: Found n = 172300, Ingo Buechel, Wilfrid Keller
1998-12-18: Found n = 53230, Ingo Buechel, Wilfrid Keller
1998-12-18: Found n = 52540, Ingo Buechel, Wilfrid Keller
1998-12-18: Found n = 51478, Ingo Buechel, Wilfrid Keller
1998-08-31: Found n = 41934, Wilfrid Keller
1998-07-28: Found n = 25624, Wilfrid Keller
1998-05-29: Found n = 21738, Henri Lifchitz

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 ==History==
+{{HistC|2021-09-17|6000000|Riesel Prime Search|588017}}
 {{HistC|2021-03-21|1-1000000|Gary Barnes|574248}}, double check, results included
 {{HistF|2017-01-13|5429494|Dmitry Domanov}}