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June 30th, 2018, 03:56 AM   #1
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Infinite primes question

Are there infinitely many primes of form $\displaystyle p=1+n! \; $

Last edited by skipjack; July 1st, 2018 at 01:31 AM.
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June 30th, 2018, 01:16 PM   #2
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Try
https://math.stackexchange.com/

It has a much wider following.
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June 30th, 2018, 08:39 PM   #3
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It has answer too. https://math.stackexchange.com/quest...of-the-form-n1
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July 1st, 2018, 01:30 AM   #4
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The known primes of this form are listed here.
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