Warning: Private methods cannot be final as they are never overridden by other classes in /customers/3/4/c/rieselprime.de/httpd.www/z/includes/actions/Action.php on line 67 Generalized Cullen primes of the form n•213n+1 - Prime-Wiki

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Generalized Cullen primes of the form `n`•213ⁿ+1

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Current data

ASCII format :	n*213^n+1
Base :	213
Count :	3
Max `n` :	25,000
Date :	2025-03-16

32, 1654, 12380

History

2025-03-16: Checked n = 10000 - 25000, Norman Luhn
2025-03-16: Found n = 12380, Norman Luhn
2014-12-29: Checked n = 1 - 10000, Maik Gruenewald
2014-12-29: Found n = 1654, Maik Gruenewald

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Cullen prime

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