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Williams primes of the form 42•41ⁿ-1

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Current data

Base :	41
Count :	15
Max n :	50,000
Date :	2025-03-04

1^[1], 5, 7, 49, 100, 134, 167, 542, 1877, 2104, 2329, 8983, 14630, 14945, 36700

Notes

Jump up ↑ Twin n=1

History

2025-03-04: Checked n = 20000 - 50000, Vincent Gautier, released
2025-02-16: Reserved by Vincent Gautier for n = 20000 - 50000
2025-02-15: Checked n = 10000 - 20000, Vincent Gautier
2019-04-23: Checked n = 1 - 10000, Karsten Bonath
2016: Checked n = 1 - 1000, Mauro Fiorentini

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Williams prime PM

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