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Difference between revisions of "Proth prime 3 8"
(add Williams prime links) |
(add near Cullen prime) |
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| Line 10: | Line 10: | ||
|PNlist= | |PNlist= | ||
2;T:T;C:{{NWi|MP|9|1}} | 2;T:T;C:{{NWi|MP|9|1}} | ||
| − | 7 | + | 7;C:{{NCu|+|3|7}} |
8;C:{{NCu|3|8}}, {{NWi|MP|9|4}} | 8;C:{{NCu|3|8}}, {{NWi|MP|9|4}} | ||
10;T:T;C:{{NWi|MP|9|5}} | 10;T:T;C:{{NWi|MP|9|5}} | ||
| Line 32: | Line 32: | ||
872171 | 872171 | ||
1172480;130901;C:{{NWi|MP|9|586240}} | 1172480;130901;C:{{NWi|MP|9|586240}} | ||
| − | |PRemarks= | + | |PRemarks=The {{OEIS|l|A005538}}<br>For additional even {{Vn}} history, see {{NWi|MP|9|n}} |
| + | |||
|PSieve= | |PSieve= | ||
}} | }} | ||
==History== | ==History== | ||
| − | {{HistC|2020-08-08|1250000|Paul Vanderveen}} | + | {{HistC|2020-08-08|1200000-1250000|Paul Vanderveen}} |
| − | {{HistC|2020-07-08|1200000|Paul Vanderveen}} | + | {{HistC|2020-07-08|850000-1200000|Paul Vanderveen}} |
| − | {{HistC|2020-06-08|850000|Paul Vanderveen}} | + | {{HistF|2020-06-12|872171|Paul Vanderveen}} |
| − | {{HistC|2020-05-25|50000|Karsten Bonath}} | + | {{HistC|2020-06-08|800000-850000|Paul Vanderveen}} |
| + | {{HistC|2020-05-29|700000-800000|Paul Vanderveen}} | ||
| + | {{HistC|2020-05-25|1-50000|Karsten Bonath}} | ||
{{HistF|2020-05-17|1172480|Paul Vanderveen}} | {{HistF|2020-05-17|1172480|Paul Vanderveen}} | ||
| + | {{HistC|2020-05-02|500000-700000|Paul Vanderveen}} | ||
| + | {{HistC|2020-03-01|350000-500000|Paul Vanderveen}} | ||
| + | {{HistC|2020-02-17|200000-350000|Paul Vanderveen}} | ||
| + | {{HistC|2014-03-16|20000-200000|Robert Price}} | ||
{{HistF|2004-09-21|130592|Peter Benson}} | {{HistF|2004-09-21|130592|Peter Benson}} | ||
| + | {{HistC|1999-12-11?|20000?|Douglas Burke}} | ||
{{HistF|1998-11-08|18880|Chris Caldwell}} | {{HistF|1998-11-08|18880|Chris Caldwell}} | ||
Latest revision as of 21:06, 27 September 2024
Current data
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|
Remarks : |
The sequence A005538 in OEIS For additional even n history, see Williams 8•9n+1 |
Notes
- ↑ Twin n=2, Williams 8•91+1
- ↑ Near Cullen 8•37+1
- ↑ Cullen 8•38+1, Williams 8•94+1
- ↑ Twin n=10, Williams 8•95+1
- ↑ Williams 8•911+1
- ↑ Williams 8•926+1
- ↑ Williams 8•929+1
- ↑ Williams 8•938+1
- ↑ Williams 8•965+1
- ↑ Williams 8•9166+1
- ↑ Williams 8•9490+1
- ↑ Williams 8•9641+1
- ↑ Williams 8•92300+1
- ↑ Williams 8•99440+1
- ↑ Williams 8•944741+1
- ↑ Williams 8•965296+1
- ↑ Williams 8•9161930+1
- ↑ Williams 8•9586240+1
History
- 2020-08-08: Checked n = 1200000 - 1250000, Paul Vanderveen
- 2020-07-08: Checked n = 850000 - 1200000, Paul Vanderveen
- 2020-06-12: Found n = 872171, Paul Vanderveen
- 2020-06-08: Checked n = 800000 - 850000, Paul Vanderveen
- 2020-05-29: Checked n = 700000 - 800000, Paul Vanderveen
- 2020-05-25: Checked n = 1 - 50000, Karsten Bonath
- 2020-05-17: Found n = 1172480, Paul Vanderveen
- 2020-05-02: Checked n = 500000 - 700000, Paul Vanderveen
- 2020-03-01: Checked n = 350000 - 500000, Paul Vanderveen
- 2020-02-17: Checked n = 200000 - 350000, Paul Vanderveen
- 2014-03-16: Checked n = 20000 - 200000, Robert Price
- 2004-09-21: Found n = 130592, Peter Benson
- 1999-12-11?: Checked to n = 20000?, Douglas Burke
- 1998-11-08: Found n = 18880, Chris Caldwell
