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A038890
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Primes p such that 17 is not a square mod p.
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4
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3, 5, 7, 11, 23, 29, 31, 37, 41, 61, 71, 73, 79, 97, 107, 109, 113, 131, 139, 163, 167, 173, 181, 193, 197, 199, 211, 227, 233, 241, 269, 277, 283, 311, 313, 317, 337, 347, 367, 379, 397, 401, 419, 431, 439, 449
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OFFSET
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1,1
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COMMENTS
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Inert rational primes in the field Q(sqrt(17)). - N. J. A. Sloane, Dec 26 2017
Also, primes p that are not squares mod 17 (from the quadratic reciprocity law). - Lekraj Beedassy, Jul 13 2004
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LINKS
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MATHEMATICA
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Select[Prime@Range[120], JacobiSymbol[17, #] == -1 &] (* Vincenzo Librandi, Sep 08 2012 *)
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CROSSREFS
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KEYWORD
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nonn,changed
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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