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Generalized Woodall primes of the form `n`•5ⁿ-1

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Revision as of 08:53, 17 March 2023 by Karbon (talk | contribs) (note)

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Current data

ASCII format :	n*5^n-1
Base :	5
Count :	12
Max `n` :	1,000,000
Date :	2015

8, 14, 42, 384, 564, 4256, 6368, 21132, 27180^[1], 96584, 349656, 545082

Remarks :

The sequence A059676 in OEIS

Notes

↑ Riesel 5436•5²⁷¹⁸¹-1

History

2015-04-20: Found n = 545082, Maik Gruenewald
2015: Found n = 349656, Maik Gruenewald
2004-06-21: Found n = 96584, Predrag Minovic
2000-04-03: Found n = 27180, Ray Ballinger
2000-04-03: Found n = 21132, Ray Ballinger
2000-02-14: Found n = 6368, Joe DeMaio
1997-03-03: Found n = 4256, Carlos Rivera

Retrieved from "https://www.rieselprime.de/z/index.php?title=Woodall_prime_5&oldid=27193"

Woodall prime