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.
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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