Generalized Woodall primes of the form n•87n-1

Current data

ASCII format : n*87^n-1 Base : 87 Count : 6 Max n : 350,000 Date : 2023-06-28

2, 30, 42, 240, 5826, 148306

History

• 2023-06-28: Checked to n = 200000, Mark Rodenkirch, double-checked to n=200000, released
• 2023-06-03: Reserved by Mark Rodenkirch to n=200000
• 2014-03-13: Checked to n = 25000, Steven Harvey
• 2012-01-11: Found n = 148306, James P. Burt
• 2010-11-01: Checked to n = 4000, Steven Harvey
• 2000-04-03: Found n = 5826, Jason Alexander Zaruba