[seqfan] Is A060084 the answer to this question?

Alonso Del Arte alonso.delarte at gmail.com
Sun Oct 21 01:46:30 CEST 2012


Given the n-th prime p(n) in *Z*, what is the smallest positive
discriminant d such that p(n) is composite in *Z*[sqrt(d)]? I figured a few
terms and searched it, obtaining a handful or results. Of these, A060084
seems likeliest to be the right one. Is there a well-known result that
tells us that the least prime not a primitive root of p(n) is also the
smallest discriminant for a real field where p(n) is composite?

Al

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Alonso del Arte
Author at SmashWords.com<https://www.smashwords.com/profile/view/AlonsoDelarte>
Musician at ReverbNation.com <http://www.reverbnation.com/alonsodelarte>



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