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Difference between revisions of "PrimeGrid 27121 Prime Search"
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==Purpose== | ==Purpose== | ||
Searching for primes of the forms {{Kbn|±|27|n}} and {{Kbn|±|121|n}}. | Searching for primes of the forms {{Kbn|±|27|n}} and {{Kbn|±|121|n}}. | ||
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| + | The project ended in 2022 after all {{Vn}}≤10000000 were completed. | ||
==Status== | ==Status== | ||
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*[[Riesel prime 2 121]] | *[[Riesel prime 2 121]] | ||
*[[Proth prime 2 121]] | *[[Proth prime 2 121]] | ||
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==History== | ==History== | ||
Latest revision as of 00:15, 15 May 2024
Contents
Purpose
Searching for primes of the forms 27•2n±1 and 121•2n±1.
The project ended in 2022 after all n≤10000000 were completed.
Status
History
- 2022-03-21: For 27•2n±1 all n≤10000000 were checked
- 2021-04-08: For 121•2n±1 all n≤10000000 were checked
- 2009-02-13: Collaborating work with 12121 Search
See also
External links
PrimeGrid
| Miscellaneous |
| Subprojects |
|
| Completed |
| Others |
