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Difference between revisions of "Riesel prime 2 19401"
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{{HistC|2022-01-10|150000-300000 (only odd {{Vn}})|Alexander Jones}} | {{HistC|2022-01-10|150000-300000 (only odd {{Vn}})|Alexander Jones}} | ||
{{HistC|2021-12-22|150000|Alexander Jones}} | {{HistC|2021-12-22|150000|Alexander Jones}} | ||
| − | {{HistF|2015-06-13|3086450|Gary Barnes,CRUS Liskovets-Gallot| | + | {{HistF|2015-06-13|3086450|Gary Barnes,CRUS Liskovets-Gallot|M#545263}} |
| − | {{HistC|2015-04-29|3000000 (only even {{Vn}})|(PRPnet port 1400),Conjectures 'R Us| | + | {{HistC|2015-04-29|3000000 (only even {{Vn}})|(PRPnet port 1400),Conjectures 'R Us|M#540186}} |
{{HistC|2008-01-19|132000|Karsten Bonath}} | {{HistC|2008-01-19|132000|Karsten Bonath}} | ||
Latest revision as of 08:47, 21 March 2025
Current data
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Remarks : |
For additional even n history, see CRUS Liskovets-Gallot search at Riesel 19401•4n-1.
Sieves: p=800T, 28892 odd n candidates 1000000<n≤3100000; p=15T, 17947 even n candidates 150000<n≤3100000 |
Notes
History
- 2023-12-07: Checked n = 600000 - 1000000 (only odd n), Alexander Jones
- 2023-03-23: Checked n = 500000 - 600000 (only odd n), Alexander Jones
- 2023-03-14: Sieve file created: n = 600000-3100000 (all n), 150000-600000 (only even n), Alexander Jones, yoyo@home
- 2022-03-31: Checked n = 300000 - 500000 (only odd n), Alexander Jones
- 2022-01-10: Checked n = 150000 - 300000 (only odd n), Alexander Jones
- 2021-12-22: Checked to n = 150000, Alexander Jones
- 2015-06-13: Found n = 3086450, Gary Barnes, CRUS Liskovets-Gallot
- 2015-04-29: Checked to n = 3000000 (only even n), (PRPnet port 1400), Conjectures 'R Us
- 2008-01-19: Checked to n = 132000, Karsten Bonath
