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A059241
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Primes p such that x^11 = 2 has no solution mod p.
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2
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23, 67, 89, 199, 353, 397, 419, 463, 617, 661, 683, 727, 859, 881, 947, 991, 1123, 1277, 1409, 1453, 1607, 1783, 1871, 2003, 2069, 2113, 2179, 2267, 2311, 2333, 2377, 2399, 2531, 2663, 2707, 2729, 2861, 2927, 2971, 3037, 3169, 3191, 3257, 3301, 3323
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OFFSET
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1,1
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COMMENTS
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LINKS
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MATHEMATICA
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ok[p_]:= Reduce[Mod[x^11 - 2, p] == 0, x, Integers] == False; Select[Prime[Range[1000]], ok] (* Vincenzo Librandi, Sep 20 2012 *)
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PROG
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(Magma) [p: p in PrimesUpTo(3500) | not exists{x : x in ResidueClassRing(p) | x^11 eq 2} ]; // Vincenzo Librandi, Sep 20 2012
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CROSSREFS
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KEYWORD
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easy,nonn
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AUTHOR
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STATUS
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approved
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