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A092408
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Numbers k that divide 3^(k^3) + 1.
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1
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1, 2, 34, 386, 578, 6562, 9826, 74498, 111554, 167042, 1100546, 1192354, 1266466, 1896418, 2839714, 14378114, 18709282, 20270018, 21529922, 32239106, 35759426, 48275138, 191812802, 212405378, 230124322, 244427938, 318057794, 344590306
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OFFSET
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1,2
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COMMENTS
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It appears that all numbers of the form 2*17^m are present.
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LINKS
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MATHEMATICA
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Select[ Range[ 350000000], PowerMod[3, #^3, # ] +1 == # &]
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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