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Generalized Woodall primes of the form `n`•400ⁿ-1

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Current data

ASCII format :	n*400^n-1
Base :	400
Count :	5
Max `n` :	200,000
Date :	?

69^[1], 213^[2], 539^[3], 3609^[4], 15015^[5]

Notes

History

2014-03-13: Checked to n = 25000, Steven Harvey
2011-09: Found n = 15015, David Broadhurst
2010-11-01: Checked to n = 4000, Steven Harvey
2002-12: Found n = 3609, Mark Rodenkirch

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Woodall prime