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Williams primes of the form 20•21n-1

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Revision as of 12:53, 21 May 2019 by Karbon (talk | contribs)
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Current data

Base : 21
Count : 13
Max n : 25,000
Date : 2018-03-17
1, 2, 7, 24, 31, 60, 230, 307, 750, 1131, 1665, 1827, 8673

History