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Williams primes of the form 42•43ⁿ-1

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Current data

Base :	43
Count :	5
Max n :	10,000
Date :	2019-04-20

7, 39, 71, 639, 4590

History

2019-04-20: Checked to n = 10000, Karsten Bonath
?: Checked to n = 512, Steven Harvey

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Williams prime MM