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Double Mersenne prime

A double Mersenne prime in number theory is a double Mersenne number which is also prime. A Mersenne prime is a number of the form

Mn = 2n - 1

which is prime. This implies that n is also prime. If

M_{M_n}=2^{M_n}-1

is also prime, it is called a double Mersenne prime.

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01-04-2007 01:16:19
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