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A240032
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Numbers with primitive root 13.
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14
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2, 5, 10, 11, 19, 22, 25, 31, 37, 38, 41, 47, 50, 59, 62, 67, 71, 73, 74, 82, 83, 89, 94, 97, 109, 118, 121, 125, 134, 137, 142, 146, 149, 151, 166, 167, 178, 194, 197, 218, 227, 239, 241, 242, 250, 274, 281, 293, 298, 302, 307, 317, 334, 349, 353, 359, 361
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,1
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LINKS
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MATHEMATICA
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pr = 13; Select[Range[2, 600], MultiplicativeOrder[pr, #] == EulerPhi[#] &]
Join[{2, 5, 10, 11}, Select[Range[400], MemberQ[PrimitiveRootList[#], 13]&]] (* Harvey P. Dale, Apr 19 2023 *)
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CROSSREFS
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Cf. numbers with negative primitive root r: A167798 (r=-2), A167799 (r=-3), A167800 (r=-4), A167801 (r=-5), A167802 (r=-6), A167803 (r=-7), A167804 (r=-8), A167805 (r=-9), A167806 (r=-10), A240029 (r=-11), A240031 (r=-12), A240093 (r=-13).
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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