| Currently there may be errors shown on top of a page, because of a missing Wiki update (PHP version and extension DPL3). |
Navigation
| Topics | Help • Register • News • History • How to • Sequences statistics • Template prototypes |
Difference between revisions of "Riesel prime 3 2"
(add history & new n-range standards) |
(add Woodall prime) |
||
| (2 intermediate revisions by the same user not shown) | |||
| Line 19: | Line 19: | ||
27 | 27 | ||
35 | 35 | ||
| − | 56;C:{{NWo|+|3|53}} | + | 56;C:{{NWo|27|18}}, {{NWo|+|3|53}} |
62 | 62 | ||
68 | 68 | ||
| Line 85: | Line 85: | ||
{{HistC|2015-11-30|1420000-1430000|Borys Jaworski|417816}} | {{HistC|2015-11-30|1420000-1430000|Borys Jaworski|417816}} | ||
{{HistC|2015-10-31|1390000-1420000|Borys Jaworski|414440}} | {{HistC|2015-10-31|1390000-1420000|Borys Jaworski|414440}} | ||
| − | {{HistC|2015-08-31| | + | {{HistC|2015-08-31|1350000-1390000|Borys Jaworski|409295}} |
| − | {{HistF|2015-07-31| | + | {{HistF|2015-07-31|1360104|Borys Jaworski|407006}} |
{{HistC|2015-06-01|1350000|Borys Jaworski|403375}} | {{HistC|2015-06-01|1350000|Borys Jaworski|403375}} | ||
{{HistC|2015-05-01|1350000|Borys Jaworski|401416}} | {{HistC|2015-05-01|1350000|Borys Jaworski|401416}} | ||
| Line 119: | Line 119: | ||
{{HistC|2009-03-09|189000-400000|David Broadhurst}} | {{HistC|2009-03-09|189000-400000|David Broadhurst}} | ||
{{HistC|2008-03-10|315000|Borys Jaworski|128327}} | {{HistC|2008-03-10|315000|Borys Jaworski|128327}} | ||
| − | {{HistC| | + | {{HistC|2008-01-05|100000-150000?|Herman Jamke}} |
| − | {{HistC| | + | {{HistC|2005-08-24|10000-100000?|T. D. Noe}} |
{{HistF|2004-08-15|147488|Ingo Buechel,Wilfrid Keller}} | {{HistF|2004-08-15|147488|Ingo Buechel,Wilfrid Keller}} | ||
{{HistF|2004-08-12|143552|Ingo Buechel,Wilfrid Keller}} | {{HistF|2004-08-12|143552|Ingo Buechel,Wilfrid Keller}} | ||
| Line 127: | Line 127: | ||
{{HistF|2001-08-12|75551|Wilfrid Keller}} | {{HistF|2001-08-12|75551|Wilfrid Keller}} | ||
{{HistF|2001-06-30|49340|Wilfrid Keller}} | {{HistF|2001-06-30|49340|Wilfrid Keller}} | ||
| − | {{HistC| | + | {{HistC|1999-12-11|326-10000?|Douglas Burke}} |
| − | {{HistC|1972-10|1- | + | {{HistC|1972-10|1-325|Hugh C. Williams,Charles R. Zarnke}} |
Latest revision as of 06:19, 14 November 2024
Current data
|
|
Remarks : |
See H.C.Williams, C.R.Zarnke: "Some prime numbers of the forms 2A3^n+1 and 2A3^n-1" Math. Comp. 26 (1972), 995-998 The sequence A003307 in OEIS See also Williams 2•3n-1 |
Notes
History
- 2024-08-01: Found n = 2834778, Ryan Propper
- 2021-01-26: Checked to n = 2000000, Borys Jaworski, released
- 2020-04-04: Checked to n = 2000000, Borys Jaworski
- 2020-01-03: Checked n = 1940000 - 2000000, Borys Jaworski
- 2019-10-05: Checked n = 1930000 - 1940000, Borys Jaworski
- 2019-09-05: Checked n = 1840000 - 1930000, Borys Jaworski
- 2019-03-01: Checked n = 1810000 - 1840000, Borys Jaworski
- 2019-01-01: Checked n = 1800000 - 1810000, Borys Jaworski
- 2018-11-30: Checked n = 1780000 - 1800000, Borys Jaworski
- 2018-11-01: Checked n = 1760000 - 1780000, Borys Jaworski
- 2018-09-02: Checked n = 1720000 - 1760000, Borys Jaworski
- 2018-05-03: Checked n = 1690000 - 1720000, Borys Jaworski
- 2018-02-02: Checked n = 1680000 - 1690000, Borys Jaworski
- 2018-01-01: Checked n = 1670000 - 1680000, Borys Jaworski
- 2017-12-02: Checked n = 1660000 - 1670000, Borys Jaworski
- 2017-10-27: Checked n = 1630000 - 1660000, Borys Jaworski
- 2017-07-02: Checked n = 1610000 - 1630000, Borys Jaworski
- 2017-05-02: Checked n = 1600000 - 1610000, Borys Jaworski
- 2017-04-01: Checked n = 1570000 - 1600000, Borys Jaworski
- 2017-01-31: Checked n = 1560000 - 1570000, Borys Jaworski
- 2017-01-01: Checked n = 1550000 - 1560000, Borys Jaworski
- 2016-11-30: Checked to n = 1550000, Borys Jaworski
- 2016-11-01: Checked to n = 1550000, Borys Jaworski
- 2016-10-01: Checked to n = 1550000, Borys Jaworski
- 2016-08-31: Checked n = 1540000 - 1550000, Borys Jaworski
- 2016-07-01: Checked n = 1530000 - 1540000, Borys Jaworski
- 2016-06-01: Checked n = 1510000 - 1530000, Borys Jaworski
- 2016-04-30: Checked n = 1490000 - 1510000, Borys Jaworski
- 2016-03-31: Checked n = 1480000 - 1490000, Borys Jaworski
- 2016-02-29: Checked n = 1470000 - 1480000, Borys Jaworski
- 2016-02-01: Checked n = 1450000 - 1470000, Borys Jaworski
- 2016-01-03: Checked n = 1430000 - 1450000, Borys Jaworski
- 2015-11-30: Checked n = 1420000 - 1430000, Borys Jaworski
- 2015-10-31: Checked n = 1390000 - 1420000, Borys Jaworski
- 2015-08-31: Checked n = 1350000 - 1390000, Borys Jaworski
- 2015-07-31: Found n = 1360104, Borys Jaworski
- 2015-06-01: Checked to n = 1350000, Borys Jaworski
- 2015-05-01: Checked to n = 1350000, Borys Jaworski
- 2015-03-31: Checked n = 1340000 - 1350000, Borys Jaworski
- 2015-02-28: Checked n = 1330000 - 1340000, Borys Jaworski
- 2015-02-01: Checked n = 1320000 - 1330000, Borys Jaworski
- 2015-01-03: Checked n = 1300000 - 1320000, Borys Jaworski
- 2014-11-01: Checked n = 1290000 - 1300000, Borys Jaworski
- 2014-09-30: Checked n = 1270000 - 1290000, Borys Jaworski
- 2014-07-30: Checked n = 1260000 - 1270000, Borys Jaworski
- 2014-06-30: Checked n = 1250000 - 1260000, Borys Jaworski
- 2014-05-01: Checked n = 1240000 - 1250000, Borys Jaworski
- 2014-03-31: Checked to n = 1240000, Borys Jaworski
- 2014-03-01: Checked n = 1220000 - 1240000, Borys Jaworski
- 2013-11-30: Checked n = 1210000 - 1220000, Borys Jaworski
- 2013-10-31: Checked n = 1200000 - 1210000, Borys Jaworski
- 2013-09-30: Checked n = 1190000 - 1200000, Borys Jaworski
- 2013-07-31: Checked to n = 1190000, Borys Jaworski
- 2013-07-01: Checked n = 1180000 - 1190000, Borys Jaworski
- 2013-06-02: Checked to n = 1180000, Borys Jaworski
- 2013-04-01: Checked n = 1170000 - 1180000, Borys Jaworski
- 2013-03-02: Checked to n = 1170000, Borys Jaworski
- 2013-01-31: Checked n = 1150000 - 1170000, Borys Jaworski
- 2012-12-01: Checked to n = 1150000, Borys Jaworski
- 2012-11-01: Checked n = 1140000 - 1150000, Borys Jaworski
- 2012-09-30: Checked n = 1130000 - 1140000, Borys Jaworski
- 2012-08-30: Checked n = 990000 - 1130000, Borys Jaworski
- 2012-02-12: Found n = 1063844, Borys Jaworski
- 2011-09-01: Found n = 1010743, Borys Jaworski
- 2011-09-01: Checked n = 315000 - 990000, Borys Jaworski
- 2009-04-12: Checked n = 400000 - 570000, David Broadhurst
- 2009-03-09: Checked n = 189000 - 400000, David Broadhurst
- 2008-03-10: Checked to n = 315000, Borys Jaworski
- 2008-01-05: Checked n = 100000 - 150000?, Herman Jamke
- 2005-08-24: Checked n = 10000 - 100000?, T. D. Noe
- 2004-08-15: Found n = 147488, Ingo Buechel, Wilfrid Keller
- 2004-08-12: Found n = 143552, Ingo Buechel, Wilfrid Keller
- 2003-06-20: Found n = 128295, Ingo Buechel, Wilfrid Keller
- 2001-09-28: Found n = 90012, Wilfrid Keller
- 2001-08-12: Found n = 75551, Wilfrid Keller
- 2001-06-30: Found n = 49340, Wilfrid Keller
- 1999-12-11: Checked n = 326 - 10000?, Douglas Burke
- 1972-10: Checked n = 1 - 325, Hugh C. Williams, Charles R. Zarnke
