[seqfan] Re: prime + factorial = prime

Leroy Quet q1qq2qqq3qqqq at yahoo.com
Mon Mar 1 22:59:54 CET 2010


Seems to be A082470.

No word if A082470(n) = 0 for any n, though.
:)

Thanks,
Leroy Quet


[ ( [ ([( [ ( ([[o0Oo0Ooo0Oo(0)oO0ooO0oO0o]]) ) ] )]) ] ) ]


--- On Mon, 3/1/10, T. D. Noe <noe at sspectra.com> wrote:

>...
> For each prime, you should be able to compute the number of
> m for which
> p+m! is prime. For the first 50 primes, I obtain
> 
> 1, 1, 3, 4, 5, 3, 6, 7, 6, 6, 9, 11, 9, 5, 10, 9, 10, 9, 9,
> 8, 9, 9, 11, 8,
> 10, 10, 12, 16, 12, 10, 10, 13, 14, 14, 16, 11, 12, 9, 15,
> 10, 9, 8, 12, 9,
> 10, 6, 8, 7, 14, 13
> 
> Quite a few!
> 
> Tony
> 
> 
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> 


      




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