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Generalized Woodall primes of the form `n`•57ⁿ-1

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Current data

ASCII format :	n*57^n-1
Base :	57
Count :	7
Max `n` :	200,000
Date :	?

468, 846, 3442, 3812, 15504^[1], 20572, 70726

Notes

↑ Riesel 272•57¹⁵⁵⁰⁵-1

History

2014-03-13: Checked to n = 25000, Steven Harvey
2011-11: Found n = 70726, Steven Harvey
2010-11-01: Checked to n = 4000, Steven Harvey
2000-02-07: Found n = 3812, Joe DeMaio
2000-02-07: Found n = 3442, Joe DeMaio

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Woodall prime