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A191085
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Primes p that have Kronecker symbol (p|91) = -1.
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1
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2, 3, 11, 17, 37, 61, 67, 71, 101, 103, 109, 131, 137, 139, 149, 151, 157, 163, 173, 181, 193, 197, 199, 239, 251, 257, 269, 281, 283, 311, 313, 317, 331, 359, 367, 379, 401, 419, 421, 431, 433, 439, 449, 457, 463, 467, 487, 499, 503, 521, 523, 541, 557, 563
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OFFSET
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1,1
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COMMENTS
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Originally erroneously named "Primes that are not squares mod 91". - M. F. Hasler, Jan 18 2016
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LINKS
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MATHEMATICA
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Select[Prime[Range[200]], JacobiSymbol[#, 91]==-1&]
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PROG
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(Magma) [p: p in PrimesUpTo(563) | JacobiSymbol(p, 91) eq -1]; // Vincenzo Librandi, Sep 11 2012
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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