Proth primes of the form 9267•2n+1

Reserved! This sequence is currently part of Multi Reservation 25: PrimeGrid Proth Prime Search Extended.

Current data

k , b : 9267 , 2 Type : 3Low Count : 10 Nash : 498 Max n : 2,000,000 Date : 2024-10-15 Reserved : PrimeGridPrimeGrid/Reserved

100, 1556, 1966, 2660, 4342, 4468, 5372, 39538, 65386, 142426

Remarks :

History is for even n only unless specified. For CRUS Liskovets-Gallot odd n history, see Proth 18534•4n+1. Also reserved by Jean Penné for odd n only to n=16,777,215.

History

• 2024-05-26: Checked to n = 15704023 (only odd n), Jean Penné
• 2023-10-21: Checked n = 3322000 - 3486000, PrimeGrid Proth Mega Prime Search
• 1993: Found n = 4468, Jeffrey Young
• 1993: Found n = 4342, Jeffrey Young