Jason Rosenhouse at Scienceblogs gives a nice explanation of the possibility of finding primes for different values. He shows why the only possible value for a is 2, and that n must be a prime. If these conditions are not met, then there N is not a prime, but if they are N may be a prime.
Showing posts with label mersienne primes. Show all posts
Showing posts with label mersienne primes. Show all posts
Tuesday, 26 April 2011
26th April 2011 Mersienne Primes
For which values of a and n is N=an-1 a prime?
Jason Rosenhouse at Scienceblogs gives a nice explanation of the possibility of finding primes for different values. He shows why the only possible value for a is 2, and that n must be a prime. If these conditions are not met, then there N is not a prime, but if they are N may be a prime.
Jason Rosenhouse at Scienceblogs gives a nice explanation of the possibility of finding primes for different values. He shows why the only possible value for a is 2, and that n must be a prime. If these conditions are not met, then there N is not a prime, but if they are N may be a prime.
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