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SOPHIE GERMAIN PRIMES

A Sophie Germain Prime is a prime number P for which 2P+1 is also a prime.  These primes were named after her when she (around 1825) proved that Fermat's Last Theorem holds true for these primes.  These prime numbers include:

     2, 3, 5, 11, 23, 29, 41, 53, 89, 113, 131...

 

 

 

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