Generalized Woodall primes of the form `n`•98ⁿ-1

Current data

1, 2, 6, 9, 19, 31, 108, 5708, 7209, 56785, 85761, 184629

2024-10-25: Checked n = 1 - 100000, Gary Barnes, double-check, released
2023-07-14: Checked n = 2 - 200000, Mark Rodenkirch, double-check n = 2 - 54960, released
2023-07-14: Found n = 184629, Mark Rodenkirch
2023-07-14: Found n = 85761, Mark Rodenkirch
2023-07-14: Found n = 56785, Mark Rodenkirch
2023-06-03: Reserved by Mark Rodenkirch to n = 200000
2014-03-13: Checked to n = 25000, Steven Harvey, double-check
2013-04-28: Checked n = 26000 - 40000, Kimmo Herranen
2011-01-11: Checked to n = 26000, Thomas Ritschel
2010-11-01: Checked n = 97 - 4000, Steven Harvey, double-check
2010-04-29: Checked n = 12000 - 54960, Larry Soule
2006-07-31: Reserved by Larry Soule from n = 12000
2005-01-03: Checked n = 5000 - 10000, Mark Rodenkirch
2004-12-21: Reserved by Mark Rodenkirch to n = 10000
2004-12-21: Checked n = 97 - 5000, Mark Rodenkirch
2004-12-15: Reserved by Mark Rodenkirch to n = 6000
2004-12-03: Reserved by Mark Rodenkirch to n = 5000
2000-04-03: Found n = 5708, Jason Alexander Zaruba
2000-03-28: Found n = 7209, Joe DeMaio