Generalized Cullen primes of the form n•66n+1

Current data

Base : 66 Count : 9 Max n : 200,000 Date : 2023-06-03

1, 2, 158, 257, 1016, 2543, 3396, 3801, 81778

History

• 2023-06-03: Checked to n = 200000, Mark Rodenkirch, released
• 2023-05-27: Reserved by Mark Rodenkirch to n=200000
• 2023-05-09: Checked n = 1-100000, Mark Rodenkirch, double-checked and released
• ?: Checked to n = 106152, (?)
• 2007-11-26: Found n = 81778, Günter Löh
• 2000-01-27: Found n = 1016, Jim Liddle