Proth primes of the form 1281979•2n+1

Reserved! This sequence is currently reserved by: Florian Baur

Current data

k , b : 1281979 , 2 Type : Low Count : 19 Nash : 847 Max n : 6,000,000 Date : 2022-09-27 Reserved : Florian BaurFlorian Baur/Reserved

2, 142, 202, 242, 370, 578, 614, 754, 6430, 7438, 7894, 10474, 11542, 45022, 46802, 70382, 74938, 367310, 485014

Remarks :

Sieved n≤10000000 to 975E12

History

• 2022-07-05: Checked to n = 5800000, Florian Baur
• 2022-01-19: Checked to n = 5600000, Florian Baur
• 2021-11-22: Checked to n = 5250000, Florian Baur
• 2021-08-27: Checked to n = 4600000, Florian Baur
• 2021-07-20: Checked to n = 4300000, Florian Baur
• 2021-06-11: Checked to n = 4100000, Florian Baur, sieving 4100000 < n < 10000000
• 2021-05-03: Checked to n = 3600000, Florian Baur
• 2021-04-10: Checked to n = 3200000, Florian Baur
• 2021-03-09: Checked to n = 2400000, Florian Baur
• 2021-02-11: Checked to n = 1000000, Florian Baur