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Generalized Woodall primes of the form `n`•278ⁿ-1

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Current data

Base :	278
Count :	10
Max `n` :	25,000
Date :	2014-03-13

1, 30, 55, 67, 259, 373, 415, 1407, 8371, 16011

History

2014-03-13: Checked to n = 25000, Steven Harvey
2012-10: Found n = 16011, Thomas Ritschel
2010-11-01: Checked to n = 4000, Steven Harvey
2005-01: Found n = 8371, Mark Rodenkirch

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Woodall prime