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Search: Posts Made By: CRGreathouse
Forum: MisterBitcoin 2018-01-29, 00:50
Replies: 17
Views: 5,147
Posted By CRGreathouse
Right, you can take the upper bound as n!-n or...

Right, you can take the upper bound as n!-n or n!-1.

Either way you have ~ n^2 numbers of size roughly n! which are divisible by none of the primes up to n. Heuristically this makes them...
Forum: MisterBitcoin 2018-01-28, 19:21
Replies: 17
Views: 5,147
Posted By CRGreathouse
Strange, Googleing the authors gave me references...

Strange, Googleing the authors gave me references on the first page of the search results. :confused:

R. K. Guy, C. B. Lacampagne and J. L. Selfridge, Primes at a glance, Math. Comp. 48 (1987),...
Forum: MisterBitcoin 2018-01-27, 22:33
Replies: 17
Views: 5,147
Posted By CRGreathouse
What you call Theorem 1 is an old observation of ...

What you call Theorem 1 is an old observation of Guy, Lacampagne, & Selfridge. (See also Agoh, Erdős, & Granville who have a more advanced version.) But it doesn't help you here at all. Sure, the...
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