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Difference between revisions of "Riesel prime 2 21"
(base) |
(new n-range standards, add history, & add posts to primes) |
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(7 intermediate revisions by 2 users not shown) | |||
Line 2: | Line 2: | ||
|Rk=21 | |Rk=21 | ||
|Rb=2 | |Rb=2 | ||
− | |RCount= | + | |RCount=45 |
|RNash=2103 | |RNash=2103 | ||
− | |RMaxn= | + | |RMaxn=3500000 |
− | |RDate= | + | |RDate=2024-05-07 |
− | |RReserved= | + | |RReserved= |
|RNlist= | |RNlist= | ||
1;T:ST | 1;T:ST | ||
Line 52: | Line 52: | ||
2160479;110057 | 2160479;110057 | ||
2959789;132417 | 2959789;132417 | ||
+ | 6468257;132834 | ||
|RRemarks=The {{OEIS|l|A002238}} | |RRemarks=The {{OEIS|l|A002238}} | ||
}} | }} | ||
==History== | ==History== | ||
+ | {{HistC|2024-05-07|'''Reservation''' dropped|William Byerly}} | ||
+ | {{HistC|2021-10-22|6000000-7000000|Ryan Propper|591300}} | ||
+ | {{HistF|2021-10-14|6468257|Ryan Propper}} | ||
+ | {{HistR|2021-09-27|William Byerly|588842}} | ||
+ | {{HistC|2021-07-24|1000000-3500000|Gary Barnes|583897}}, released, double-check for {{Rn|1000000|2890000}}, results included | ||
{{HistF|2021-06-27|2959789|Gary Barnes|582053}} | {{HistF|2021-06-27|2959789|Gary Barnes|582053}} | ||
− | {{HistR|2021-05-10|Gary Barnes|578129}} | + | {{HistR|2021-05-10|Gary Barnes|578129}} for {{Rn|1000000|3500000}} |
− | {{HistC|2021-03-21|1-1000000|Gary Barnes|574248}}, double check, results included | + | {{HistC|2021-03-21|1-1000000|Gary Barnes|574248}}, double-check, results included |
− | {{HistC|2015-03-01|2890000|Predrag Minovic|396709}} | + | {{HistC|2015-03-01|2865000-2890000|Predrag Minovic|396709}} |
− | {{HistC|2014-10-05|2865000|Predrag Minovic|384394}} | + | {{HistC|2014-10-05|2500000-2865000|Predrag Minovic|384394}} |
− | {{HistC|2013-09-08|2500000|Predrag Minovic|352381}} | + | {{HistC|2013-09-08|2450000-2500000|Predrag Minovic|352381}} |
− | {{HistC|2013-07-09|2450000|Predrag Minovic|345783}} | + | {{HistC|2013-07-09|2220000-2450000|Predrag Minovic|345783}} |
− | {{HistC|2013-01-04|2220000|Predrag Minovic|323574}} | + | {{HistC|2013-01-04|2040000-2220000|Predrag Minovic|323574}} |
{{HistF|2012-11-06|2160479|Predrag Minovic|317295}} | {{HistF|2012-11-06|2160479|Predrag Minovic|317295}} | ||
− | {{HistC|2012-07-02|2040000|Predrag Minovic|303855}} | + | {{HistC|2012-07-02|1945000-1967593, 2035106-2040000|Predrag Minovic|303855}} |
− | {{HistC|2012-05-04|1945000|Predrag Minovic|298445}} | + | {{HistC|2012-05-04|1910000-1945000|Predrag Minovic|298445}} |
− | {{HistC|2012-03-04|1910000|Predrag Minovic|291830}} | + | {{HistC|2012-03-04|1860000-1910000|Predrag Minovic|291830}} |
{{HistF|2012-01-11|1872923|Predrag Minovic|285890}} | {{HistF|2012-01-11|1872923|Predrag Minovic|285890}} | ||
− | {{HistC|2011-12-31|1860000|Predrag Minovic|284149}} | + | {{HistC|2011-12-31|1750000-1860000|Predrag Minovic|284149}} |
− | {{HistC|2011-06-04| | + | {{HistC|2011-06-04|1590000-1647000|Predrag Minovic|262959}}, {{Rn|1647000|1750000}} done previously by [[Peter Benson]] & (unknown) |
− | {{HistC|2011-04-12|1590000|Predrag Minovic|258295}} | + | {{HistC|2011-04-12|1575000-1590000|Predrag Minovic|258295}} |
− | {{HistC|2011-03-05|1575000|Predrag Minovic|254362}} | + | {{HistC|2011-03-05|1525000-1575000|Predrag Minovic|254362}} |
− | {{HistC|2011-01-13|1525000|Predrag Minovic|246038}} | + | {{HistC|2011-01-13|1500000-1525000|Predrag Minovic|246038}} |
− | {{HistC|2010-10-31|1500000|Predrag Minovic|235044}} | + | {{HistC|2010-10-31|1470000-1500000|Predrag Minovic|235044}} |
− | {{HistC|2010-09-05|1470000|Predrag Minovic|228523}} | + | {{HistC|2010-09-05|1400000-1430007, 1454797-1455138, 1468063-1470000|Predrag Minovic|228523}} |
− | {{HistC|2010-07-18|1400000|Predrag Minovic|221839}} | + | {{HistC|2010-07-18|1320000-1400000|Predrag Minovic|221839}} |
− | {{HistC|2010-05-04|1320000|Predrag Minovic|213935}} | + | {{HistC|2010-05-04|1290000-1320000|Predrag Minovic|213935}} |
− | {{HistC|2010-04-11|1290000|Predrag Minovic|211346}} | + | {{HistC|2010-04-11|1230000-1290000|Predrag Minovic|211346}} |
− | {{HistC|2010-02-11|1230000|Predrag Minovic|205283}} | + | {{HistC|2010-02-11|1200000-1230000|Predrag Minovic|205283}} |
− | {{HistC|2009-08-29|1200000|Predrag Minovic|187877}} | + | {{HistC|2009-08-29|1185000-1200000|Predrag Minovic|187877}} |
− | {{HistC|2009-08-09|1185000|Predrag Minovic|184652}} | + | {{HistC|2009-08-09|1090000-1140000, 1181000-1185000|Predrag Minovic|184652}} |
− | {{HistF|2009-08-02|1182083|Predrag Minovic}} | + | {{HistF|2009-08-02|1182083|Predrag Minovic|183730}} |
− | {{HistC|2009-05-31|1090000|Predrag Minovic|175375}} | + | {{HistC|2009-07-26|1647000-1652069, 2320000-2322000|(unknown)}}, See ranges done at [https://web.archive.org/web/20160325141416/http://www.15k.org/RPSotherRanges.html RPS other completed ranges]. |
− | {{HistC|2009-02-13|1075000|Predrag Minovic|162649}} | + | {{HistC|2009-05-31|1075000-1090000|Predrag Minovic|175375}} |
+ | {{HistC|2009-02-13|1000000-1075000|Predrag Minovic|162649}} | ||
+ | {{HistC|2009-01-09|950000-1032065, 1140002-1181063, 1430007-1454797, 1455138-1468063, 1652069-1750090, 1967593-2035106|Peter Benson|157761}} | ||
{{HistF|2008-04-06|1452771|Peter Benson}} | {{HistF|2008-04-06|1452771|Peter Benson}} | ||
{{HistF|2008-03-16|1170083|Peter Benson}} | {{HistF|2008-03-16|1170083|Peter Benson}} | ||
+ | {{HistC|2006-10-13|950000-1000000|Predrag Minovic|89109}} | ||
{{HistF|2005-07-14|986130|Predrag Minovic}} | {{HistF|2005-07-14|986130|Predrag Minovic}} | ||
− | {{HistF|2005-03-21|999599|Predrag Minovic}} | + | {{HistC|2005-03-22|880000-950000|Predrag Minovic|52117}} |
− | {{HistF|2004-08-11|538657|Predrag Minovic}} | + | {{HistF|2005-03-21|999599|Predrag Minovic|52117}} |
− | {{HistF|2004-05-07|348547|Steven Harvey}} | + | {{HistC|2004-12-30|820000-880000|Predrag Minovic|47325}} |
− | {{HistF|2004-05-05|332523|Steven Harvey}} | + | {{HistC|2004-11-04|760000-820000|Predrag Minovic|44306}} |
− | {{HistF|2004-04-30|297499|Steven Harvey}} | + | {{HistC|2004-10-11|553000-760000|Predrag Minovic|42357}} |
− | {{HistF|2004-04-17|233914|Steven Harvey}} | + | {{HistC|2004-08-15|515000-553000|Predrag Minovic|37959}} |
− | {{HistF|2004-04-03|199219|Steven Harvey}} | + | {{HistC|2004-08-11|500000-515000|Predrag Minovic|37639}} |
+ | {{HistF|2004-08-11|538657|Predrag Minovic|37639}} | ||
+ | {{HistR|2004-08-03|Predrag Minovic|36477}} from {{Rn|500000|500000}} | ||
+ | {{HistC|2004-06-25|495000-500000|Steven Harvey|34135}}, released | ||
+ | {{HistC|2004-06-24|450491-495000|Steven Harvey|34050}} | ||
+ | {{HistR|2004-05-23|Justin Van Klein???|30370}} | ||
+ | {{HistC|2004-05-19|260274-450491|Steven Harvey|29730}} | ||
+ | {{HistF|2004-05-07|348547|Steven Harvey|29730}} | ||
+ | {{HistF|2004-05-05|332523|Steven Harvey|29730}} | ||
+ | {{HistF|2004-04-30|297499|Steven Harvey|29730}} | ||
+ | {{HistC|2004-04-26|1-260274|Steven Harvey|27207}} | ||
+ | {{HistC|2004-04-21|1-75523, 110000-120000, 151000-254394, 399589-400000|Steven Harvey|26720}} | ||
+ | {{HistF|2004-04-17|233914|Steven Harvey|26720}} | ||
+ | {{HistF|2004-04-03|199219|Steven Harvey|26720}} | ||
{{HistF|1999-07-04|71570|Michael J. Graef}} | {{HistF|1999-07-04|71570|Michael J. Graef}} | ||
{{HistF|1999-05-29|36227|Michael J. Graef}} | {{HistF|1999-05-29|36227|Michael J. Graef}} |
Latest revision as of 21:19, 19 August 2024
Current data
|
|
Remarks : |
The sequence A002238 in OEIS |
Notes
- ↑ Sophie Germain n=1, Twin n=1
- ↑ Sophie Germain n=2
- ↑ Twin n=7
History
- 2024-05-07: Reservation dropped, William Byerly
- 2021-10-22: Checked n = 6000000 - 7000000, Ryan Propper
- 2021-10-14: Found n = 6468257, Ryan Propper
- 2021-09-27: Reserved by William Byerly
- 2021-07-24: Checked n = 1000000 - 3500000, Gary Barnes, released, double-check for n = 1000000 - 2890000, results included
- 2021-06-27: Found n = 2959789, Gary Barnes
- 2021-05-10: Reserved by Gary Barnes for n = 1000000 - 3500000
- 2021-03-21: Checked n = 1 - 1000000, Gary Barnes, double-check, results included
- 2015-03-01: Checked n = 2865000 - 2890000, Predrag Minovic
- 2014-10-05: Checked n = 2500000 - 2865000, Predrag Minovic
- 2013-09-08: Checked n = 2450000 - 2500000, Predrag Minovic
- 2013-07-09: Checked n = 2220000 - 2450000, Predrag Minovic
- 2013-01-04: Checked n = 2040000 - 2220000, Predrag Minovic
- 2012-11-06: Found n = 2160479, Predrag Minovic
- 2012-07-02: Checked n = 1945000 - 1967593, 2035106 - 2040000, Predrag Minovic
- 2012-05-04: Checked n = 1910000 - 1945000, Predrag Minovic
- 2012-03-04: Checked n = 1860000 - 1910000, Predrag Minovic
- 2012-01-11: Found n = 1872923, Predrag Minovic
- 2011-12-31: Checked n = 1750000 - 1860000, Predrag Minovic
- 2011-06-04: Checked n = 1590000 - 1647000, Predrag Minovic, n = 1647000 - 1750000 done previously by Peter Benson & (unknown)
- 2011-04-12: Checked n = 1575000 - 1590000, Predrag Minovic
- 2011-03-05: Checked n = 1525000 - 1575000, Predrag Minovic
- 2011-01-13: Checked n = 1500000 - 1525000, Predrag Minovic
- 2010-10-31: Checked n = 1470000 - 1500000, Predrag Minovic
- 2010-09-05: Checked n = 1400000 - 1430007, 1454797 - 1455138, 1468063 - 1470000, Predrag Minovic
- 2010-07-18: Checked n = 1320000 - 1400000, Predrag Minovic
- 2010-05-04: Checked n = 1290000 - 1320000, Predrag Minovic
- 2010-04-11: Checked n = 1230000 - 1290000, Predrag Minovic
- 2010-02-11: Checked n = 1200000 - 1230000, Predrag Minovic
- 2009-08-29: Checked n = 1185000 - 1200000, Predrag Minovic
- 2009-08-09: Checked n = 1090000 - 1140000, 1181000 - 1185000, Predrag Minovic
- 2009-08-02: Found n = 1182083, Predrag Minovic
- 2009-07-26: Checked n = 1647000 - 1652069, 2320000 - 2322000, (unknown), See ranges done at RPS other completed ranges.
- 2009-05-31: Checked n = 1075000 - 1090000, Predrag Minovic
- 2009-02-13: Checked n = 1000000 - 1075000, Predrag Minovic
- 2009-01-09: Checked n = 950000 - 1032065, 1140002 - 1181063, 1430007 - 1454797, 1455138 - 1468063, 1652069 - 1750090, 1967593 - 2035106, Peter Benson
- 2008-04-06: Found n = 1452771, Peter Benson
- 2008-03-16: Found n = 1170083, Peter Benson
- 2006-10-13: Checked n = 950000 - 1000000, Predrag Minovic
- 2005-07-14: Found n = 986130, Predrag Minovic
- 2005-03-22: Checked n = 880000 - 950000, Predrag Minovic
- 2005-03-21: Found n = 999599, Predrag Minovic
- 2004-12-30: Checked n = 820000 - 880000, Predrag Minovic
- 2004-11-04: Checked n = 760000 - 820000, Predrag Minovic
- 2004-10-11: Checked n = 553000 - 760000, Predrag Minovic
- 2004-08-15: Checked n = 515000 - 553000, Predrag Minovic
- 2004-08-11: Checked n = 500000 - 515000, Predrag Minovic
- 2004-08-11: Found n = 538657, Predrag Minovic
- 2004-08-03: Reserved by Predrag Minovic from n = 500000
- 2004-06-25: Checked n = 495000 - 500000, Steven Harvey, released
- 2004-06-24: Checked n = 450491 - 495000, Steven Harvey
- 2004-05-23: Reserved by Justin Van Klein???
- 2004-05-19: Checked n = 260274 - 450491, Steven Harvey
- 2004-05-07: Found n = 348547, Steven Harvey
- 2004-05-05: Found n = 332523, Steven Harvey
- 2004-04-30: Found n = 297499, Steven Harvey
- 2004-04-26: Checked n = 1 - 260274, Steven Harvey
- 2004-04-21: Checked n = 1 - 75523, 110000 - 120000, 151000 - 254394, 399589 - 400000, Steven Harvey
- 2004-04-17: Found n = 233914, Steven Harvey
- 2004-04-03: Found n = 199219, Steven Harvey
- 1999-07-04: Found n = 71570, Michael J. Graef
- 1999-05-29: Found n = 36227, Michael J. Graef
- 1999-05-29: Found n = 35899, Michael J. Graef
- 1998-08-11: Found n = 29171, Wilfrid Keller
- 1994: Found n = 7777, Harvey Dubner