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Proth primes of the form 677•2n+1
Current data
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History
- 2023-04-30: Checked to n = 4000000, PrimeGrid Proth Prime Search
- 2021-07-01: Found n = 3063403, Kyle Polansky, PrimeGrid Proth Prime Search
- 2019-07: Checked n = 3322000 - 3640000, PrimeGrid Proth Mega Prime Search
- 2017-02-21: Found n = 3369115, Wolfgang Schmidt, PrimeGrid Proth Mega Prime Search (Official announcement)
- 2008-12-30: Found n = 480447, Jim Foody, PrimeGrid Proth Prime Search
- 2001-10-26: Found n = 85695, Jim Fougeron
- 1996-03: Found n = 6663, Patrick Demichel
