primes p s.t. there is an A s.t. A^(p-1)==1 mod p^2
Joerg Arndt
arndt at jjj.de
Tue Aug 26 08:46:35 CEST 2008
* T. D. Noe <noe at sspectra.com> [Aug 26. 2008 16:37]:
> >submit?
> >also submit complement?
> >
> >btw. 113 is the only prime with A^(p-1)==1 mod p^3 I could
> >find; none for modulus p^k where k>3 so far.
>
> Is there a reason for looking at only A < p?
I noticed the question in
Dickson, "History of the theory of numbers", vol.1, p.105
Naturally connected with
non-generous primes A055578
and
Wieferich primes, A001220
So I thought it might be worth submitting.
>
> When you submit this, you might xref A039678 and A143548.
>
> Tony
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