 Wieferich pair (source code)

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= Wieferich pair
{wiki=Wieferich_pair}

A Wieferich pair is a specific type of pair of prime numbers related to Fermat's Little Theorem. According to Fermat's Little Theorem, if \\( p \\) is a prime number and \\( a \\) is an integer not divisible by \\( p \\), then: \\\[ a^\{p-1\} \\equiv 1 \\mod p.

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