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Proth primes of the form 40•3n+1
Current data
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History
- 2024-08-19: Reservation dropped, Paul Vanderveen
- 2021-03-08: Reserved by Paul Vanderveen
- 2018-05-27: Found n = 947604, Paul Vanderveen
- 2004-03-14: Found n = 110935, Peter Benson
- 2004-02-28: Found n = 103182, Peter Benson