Generalized Cullen primes of the form n•98n+1

Current data

ASCII format : n*98^n+1 Base : 98 Count : 6 Max n : 209,756 Date : 2024-10-25

63, 622, 1125, 4517, 25830, 174885

History

• 2024-10-25: Checked n = 1 - 100000, Gary Barnes, double-check, released
• 2023-05-14: Checked n = 1 - 100000, Mark Rodenkirch, double-check, released
• 2023-04-18: Reserved by Mark Rodenkirch to n = 100000, double-check
• 2013: Checked n = 12167 - 209756, Günter Löh
• 2012-08-26: Found n = 174885, Günter Löh
• 2002-04-01: Found n = 25830, Günter Löh
• 2000-12: Checked n = 2117 - 12167, Günter Löh
• 2000-12: Found n = 4517, Günter Löh
• 2000-02: Checked n = 1 - 2117, Wilfrid Keller
• 2000-01-27: Found n = 1125, Jim Liddle