Proth primes of the form 29•2n+1

Current data

k , b : 29 , 2 Count : 45 Nash : 2120 Max n : 1,600,000 Date : 2021-01-15

1, 3, 5, 11, 27, 43, 57, 75, 77, 93, 103, 143, 185, 231, 245, 391, 1053, 1175, 2027, 3627, 4727, 5443, 7927, 8533, 9067, 14185, 25723, 88117, 96947, 144937, 219317, 252227, 261031, 339123, 343601, 627167, 742191, 800191, 1152765, 1416873, 1574753, 3964697, 4532463, 7374577, 7899985

History

• 2021-01-15: Found n = 7899985, Tom Greer, PrimeGrid (Official Announcement)
• 1979: Checked n = 1500 - 8000, Gordon V. Cormack, Hugh C. Williams
• 1979: Found n = 7927, Gordon V. Cormack, Hugh C. Williams
• 1979: Found n = 5443, Gordon V. Cormack, Hugh C. Williams
• 1979: Found n = 4727, Gordon V. Cormack, Hugh C. Williams
• 1979: Found n = 3627, Gordon V. Cormack, Hugh C. Williams
• 1979: Found n = 2027, Gordon V. Cormack, Hugh C. Williams