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Difference between revisions of "Proth prime 3 4"
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==History== | ==History== | ||
+ | {{HistF|2020-09-09|7578378|Ryan Propper}} | ||
+ | {{HistF|2020-09-09|6402015|Ryan Propper}} | ||
+ | {{HistC|2024-09-09|1000000-5000000|Ryan Propper}}, double-check {{Rn|1000000|1500000}} | ||
+ | {{HistF|2020-09-09|4020126|Ryan Propper}} | ||
{{HistR|2024-09-06|Ryan Propper|1053251}} for {{Rn|1000000|5000000}} | {{HistR|2024-09-06|Ryan Propper|1053251}} for {{Rn|1000000|5000000}} | ||
{{HistF|2020-05-08|2016951|Ryan Propper}} | {{HistF|2020-05-08|2016951|Ryan Propper}} |
Revision as of 16:51, 9 September 2024
Reserved! This sequence is currently reserved by: Ryan Propper |
Current data
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Remarks : |
The sequence A005537 in OEIS For all even n-values 4•3n+1 is a Generalized Fermat number. See also Williams 4•3n+1 |
History
- 2020-09-09: Found n = 7578378, Ryan Propper
- 2020-09-09: Found n = 6402015, Ryan Propper
- 2024-09-09: Checked n = 1000000 - 5000000, Ryan Propper, double-check n = 1000000 - 1500000
- 2020-09-09: Found n = 4020126, Ryan Propper
- 2024-09-06: Reserved by Ryan Propper for n = 1000000 - 5000000
- 2020-05-08: Found n = 2016951, Ryan Propper
- 2020-05-07: ?, Matthias Baur, released
- 2020-05-07: Found n = 2143374, Ryan Propper
- 2020-05-07: Found n = 1936890, Ryan Propper
- 2020-01-16: Checked n = 1200000 - 1500000, Matthias Baur
- 2020-01-16: Found n = 1499606, Matthias Baur
- 2019-12-07: Checked n = 1000000 - 1200000, Matthias Baur
- 2019-11-28: Found n = 1154598, Matthias Baur
- 2019-07-28: Checked n = 990000 - 1000000, Matthias Baur
- 2019-07-24: Checked n = 800000 - 990000, Matthias Baur
- 2019-07-12: Found n = 887535, Matthias Baur
- 2019-07-10: Found n = 980925, Matthias Baur
- 2019-06-04: Checked n = 600000 - 800000, Matthias Baur
- 2018-12-06: Checked to n = 600000, Matthias Baur
- 2005-11-29: Found n = 233583, Boris Iskra
- 1996-12-01: Found n = 19785, Chris Caldwell
- 1996-12-01: Found n = 9602, Chris Caldwell
- 1992: Found n = 3522, Chris Caldwell
- 1992: Found n = 3306, Chris Caldwell