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Search: id:A057242
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| A057242 |
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Numbers n such that n | 9^n + 8^n + 7^n + 6^n. |
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+0
1
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| 1, 2, 3, 5, 9, 10, 15, 25, 27, 45, 46, 50, 75, 81, 99, 125, 135, 225, 243, 250, 375, 405, 485, 625, 675, 729, 1125, 1215, 1250, 1875, 2025, 2187, 2650, 3125, 3375, 3645, 4401, 4975, 5050, 5625, 6075, 6250, 6561, 8019, 9375, 10125, 10341, 10935, 11325
(list; graph; listen)
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OFFSET
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1,2
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MATHEMATICA
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Select[ Range[ 1, 10^5 ], Mod[ PowerMod[ 9, #, # ] + PowerMod[ 8, #, # ] + PowerMod[ 7, #, # ] + PowerMod[ 6, #, # ], # ] == 0 & ]
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CROSSREFS
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Sequence in context: A072192 A050158 A057254 this_sequence A090845 A058108 A056144
Adjacent sequences: A057239 A057240 A057241 this_sequence A057243 A057244 A057245
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KEYWORD
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nonn
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AUTHOR
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Robert G. Wilson v (rgwv(AT)rgwv.com), Sep 20 2000
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