Proth primes of the form 53133•2n+1

Reserved! This sequence is currently part of Multi Reservation 12: CRUS Even Sierpiński.

Current data

k , b : 53133 , 2 Type : 3 Count : 18 Nash : 1475 Max n : 50,000 (10,000,000) Date : 2020-10-17 Reserved : Conjectures 'R UsConjectures 'R Us/Reserved

14, 26, 44, 72, 144, 146, 204, 222, 404, 642, 716, 1116, 1178, 5846, 16292, 21224, 24788, 42542

History

• 2021-08-03: Checked to n = 8000000 (only odd n), Conjectures 'R Us
• 2021-01-28: Checked to n = 6650000 (only odd n), Conjectures 'R Us
• 2020-07-03: Checked to n = 6620000 (only odd n), Conjectures 'R Us
• 2020-07-03: Checked to n = 50000, Karsten Bonath