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 :

The sequence is also reserved by Jean Penné for odd n only to n=16,777,215. For odd-n, also see 18534*4^n+1.

History

• 2024-05-26: Checked to n = 15704023 (only odd n), Jean Penné
• 2024-03-19: Checked to n = 15604183 (only odd n), Jean Penné
• 2024-01-31: Checked to n = 15501007 (only odd n), Jean Penné
• 2023-12-09: Checked to n = 15400063 (only odd n), Jean Penné
• 2023-10-24: Checked to n = 15301855 (only odd n), Jean Penné
• 2023-10-21: Checked n = 3322000 - 3486000, PrimeGrid Proth Mega Prime Search
• 2023-09-04: Checked to n = 15200983 (only odd n), Jean Penné
• 2023-07-16: Checked to n = 15101095 (only odd n), Jean Penné
• 2023-06-02: Checked to n = 15000295 (only odd n), Jean Penné
• 2023-04-19: Checked to n = 14900143 (only odd n), Jean Penné
• 2023-01-31: Checked to n = 14700343 (only odd n), Jean Penné
• 2022-11-06: Checked to n = 14501143 (only odd n), Jean Penné
• 2022-07-19: Checked to n = 14200015 (only odd n), Jean Penné
• 2022-02-25: Checked to n = 13800357 (only odd n), Jean Penné
• 2022-01-21: Checked to n = 13699255 (only odd n), Jean Penné
• 2021-11-11: Checked to n = 13500823 (only odd n), Jean Penné
• 2021-04-24: Checked to n = 13206223 (only odd n), Jean Penné
• 2021-01-25: Checked to n = 13002247 (only odd n), Jean Penné
• 2020-10-25: Checked to n = 12810415 (only odd n), Jean Penné
• 2020-07-26: Checked to n = 12600343 (only odd n), Jean Penné
• 2020-05-16: Checked to n = 12401815 (only odd n), Jean Penné
• 2020-03-27: Checked to n = 12202735 (only odd n), Jean Penné
• 2020-02-08: Checked to n = 11999575 (only odd n), Jean Penné
• 2019-12-19: Checked to n = 11801407 (only odd n), Jean Penné
• 2019-11-03: Checked to n = 11605495 (only odd n), Jean Penné
• 2019-08-27: Checked to n = 11299855 (only odd n), Jean Penné
• 2019-04-10: Checked to n = 10703863 (only odd n), Jean Penné
• 2019-02-10: Checked to n = 10501255 (only odd n), Jean Penné
• 2018-12-23: Checked to n = 10301167 (only odd n), Jean Penné
• 2018-11-03: Checked to n = 10136695 (only odd n), Jean Penné
• 2018-09-24: Checked to n = 10003207 (only odd n), Jean Penné
• 2018-07-03: Checked to n = 9602743 (only odd n), Jean Penné
• 2018-05-21: Checked to n = 9400135 (only odd n), Jean Penné
• 2018-04-01: Checked to n = 9200215 (only odd n), Jean Penné
• 2018-02-13: Checked to n = 9003487 (only odd n), Jean Penné
• 2017-12-28: Checked to n = 8806303 (only odd n), Jean Penné
• 2017-11-05: Checked to n = 8504695 (only odd n), Jean Penné
• 2017-10-18: Checked to n = 8406703 (only odd n), Jean Penné
• 2017-09-26: Checked to n = 8300623 (only odd n), Jean Penné
• 2017-09-08: Checked to n = 8200567 (only odd n), Jean Penné
• 2017-08-22: Checked to n = 8109415 (only odd n), Jean Penné
• 2017-08-03: Checked to n = 8000383 (only odd n), Jean Penné
• 2017-07-18: Checked to n = 7901383 (only odd n), Jean Penné
• 2017-07-03: Checked to n = 7804783 (only odd n), Jean Penné
• 2017-06-17: Checked to n = 7707487 (only odd n), Jean Penné
• 2017-06-01: Checked to n = 7601167 (only odd n), Jean Penné
• 2017-04-29: Checked to n = 7400983 (only odd n), Jean Penné
• 2017-04-15: Checked to n = 7327327 (only odd n), Jean Penné
• 2017-03-05: Checked to n = 7100023 (only odd n), Jean Penné
• 2017-02-10: Checked to n = 7001095 (only odd n), Jean Penné
• 2017-01-23: Checked to n = 6901015 (only odd n), Jean Penné
• 2017-01-06: Checked to n = 6801175 (only odd n), Jean Penné
• 2016-08-16: Checked to n = 6700063 (only odd n), Jean Penné
• 2016-06-23: Checked to n = 6601063 (only odd n), Jean Penné
• 2016-04-26: Checked to n = 6500335 (only odd n), Jean Penné
• 2016-03-01: Checked to n = 6400543 (only odd n), Jean Penné
• 2016-01-19: Checked to n = 6313495 (only odd n), Jean Penné
• 2015-11-10: Checked to n = 6201103 (only odd n), Jean Penné
• 2015-09-25: Checked to n = 6100663 (only odd n), Jean Penné
• 2015-08-07: Reserved by Jean Penné
• 2013-08-01: Checked to n = 6000000 (only odd n), Dmitry Domanov
• 2012-12-21: Checked to n = 4000000 (only odd n), Dmitry Domanov
• 2012-10-15: Reserved by Dmitry Domanov
• 2008-01-24: Checked to n = 2000000 (only odd n), Jean Penné, released
• 2008-01-19: Checked to n = 1983943 (only odd n), Jean Penné
• 2008-01-15: Checked to n = 1967862 (only odd n), Jean Penné
• 2008-01-07: Checked to n = 1939086 (only odd n), Jean Penné
• 2007-11-28: Checked to n = 1800342 (only odd n), Jean Penné
• 2007-11-02: Checked to n = 1674846 (only odd n), Jean Penné
• 2007-10-04: Reserved by Jean Penné for odd n≤2000000
• 2007-01-23: Checked to n = 1500000 (only odd n), Harsh Aggarwal
• 2007-01-01: Reserved by Harsh Aggarwal
• 2006-08-23: Checked to n = 1325000 (only odd n), Harsh Aggarwal, released
• 2006-06-21: Checked to n = 1060000 (only odd n), Harsh Aggarwal
• 2006-04-24: Checked to n = 1000000 (only odd n), Harsh Aggarwal
• 2005-12-20: Checked to n = 850000 (only odd n), Harsh Aggarwal
• 2005-02-01: Checked to n = 57750 (only odd n), Harsh Aggarwal
• 2005-01-26: Checked to n = 50000 (only odd n), Harsh Aggarwal
• 1993: Found n = 4468, Jeffrey Young
• 1993: Found n = 4342, Jeffrey Young