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Old 2009-09-29, 05:07   #10
davieddy
 
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"Lucan"
Dec 2006
England

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Quote:
Originally Posted by Orgasmic Troll View Post
I think r = 1.21495... is what you're looking for.

This is assuming that the expected number of mersenne primes in the interval (x,rx) is log2(2n)*1.78 (i.e. in the interval (x,4x), we expect to find 3.56 mersenne primes)
We are extracting more mileage out of this thread than I anticipated.
Does n=r?

More to come.

David
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