Generalized Woodall primes of the form `n`•86ⁿ-1

Current data

3^[1], 7, 8, 1479, 23857

2024-10-25: Checked n = 1 - 100000, Gary Barnes, double-check, released
2023-07-23: Checked n = 4000 - 26000?, (puadz), double-check
2023-07-03: Reserved by (puadz), double-check
2023-06-28: Checked n = 26000 - 200000, Mark Rodenkirch, double-check n = 26000 - 154000, released
2023-06-03: Reserved by Mark Rodenkirch to n = 200000
2014-03-13: Checked to n = 25000, Steven Harvey, double-check
2012-10-10: Checked to n = 25000, Thomas Ritschel
2012?: Checked n = 125000 - 154000, James P. Burt
2012-01-12: Checked n = 26000 - 125000, James P. Burt
2011-11-22: Reserved by James P. Burt to n = 200000
2010-11-01: Checked n = 85 - 4000, Steven Harvey, double-check
2005-01-03: Checked n = 5000 - 10000, Mark Rodenkirch
2004-12-21: Reserved by Mark Rodenkirch to n = 10000
2004-12-21: Checked n = 85 - 5000, Mark Rodenkirch
2004-12-15: Reserved by Mark Rodenkirch to n = 6000
2004-12-03: Reserved by Mark Rodenkirch to n = 5000
2004-06-21: Checked to n = 26000, Steven Harvey
2004-06-14: Found n = 23857, Steven Harvey
2000-02-07: Found n = 1479, Joe DeMaio