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Difference between revisions of "Riesel prime 10 9"
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|RNash=3518 | |RNash=3518 | ||
|RMaxn=230000 | |RMaxn=230000 | ||
| − | |RDate=2024-08- | + | |RDate=2024-08-26 |
|RReserved= | |RReserved= | ||
|RMultiRes= | |RMultiRes= | ||
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}} | }} | ||
==History== | ==History== | ||
| − | {{HistC|2024-08- | + | {{HistC|2024-08-26|2-100000|Mark Rodenkirch|1052265}}, double-check, released |
{{HistR|2024-08-22|Mark Rodenkirch|903884}} for {{Rn|2|100000}}, double-check | {{HistR|2024-08-22|Mark Rodenkirch|903884}} for {{Rn|2|100000}}, double-check | ||
{{HistC|2021-10-05|1030007-1050000|Predrag Kurtovic}} | {{HistC|2021-10-05|1030007-1050000|Predrag Kurtovic}} | ||
Revision as of 03:27, 3 September 2024
Current data
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Remarks : |
The sequence A056725 in OEIS See also Near-repdigit 899...99 Studio Kamada See also Williams 9•10n-1 |
Notes
- ↑ Sophie Germain n=1
- ↑ Twin n=3
History
- 2024-08-26: Checked n = 2 - 100000, Mark Rodenkirch, double-check, released
- 2024-08-22: Reserved by Mark Rodenkirch for n = 2 - 100000, double-check
- 2021-10-05: Checked n = 1030007 - 1050000, Predrag Kurtovic
- 2020-08-04: Found n = 1762063, Ryan Propper
- 2019-01-29: Checked n = 1000000 - 1030007, Predrag Kurtovic
- 2016-09-19: Found n = 1009567, Predrag Kurtovic
- 2011-04-17: Checked n = 1 - 230000, Gary Barnes
- 2011-01-07: Found n = 383643, David Broadhurst
- 2010-12-19: Found n = 364521, David Broadhurst
- 2010-11-09: Found n = 223871, David Broadhurst
- 2010-11-05: Found n = 260253, David Broadhurst
- 2010-11-04: Found n = 212903, David Broadhurst
- 2006-10-30: Checked to n = 5000, Hugo Platzer
- 2004-01-21: Found n = 107663, Jiong Sun
- 2002-01-23: Found n = 41917, Eric J. Sorensen
- 2000-12-10: Found n = 48051, Harvey Dubner
- 2000-10-27: Found n = 41475, Dirk Augustin
- 1994-12-01: Found n = 11143, Harvey Dubner
- 1994-10-01: Found n = 9631, Harvey Dubner
- 1994-10-01: Found n = 8415, Harvey Dubner
- ?: Found n = 935, Robert G. Wilson
