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A057288
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Numbers n such that n | 11^n + 10^n + 9^n + 8^n + 7^n + 6^n + 5^n + 4^n + 3^n + 2^n.
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0
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1, 5, 13, 25, 65, 125, 169, 221, 235, 325, 625, 845, 1625, 1675, 2125, 2197, 2825, 3125, 4225, 7943, 8125, 10985, 14365, 15625, 16705, 21125, 28561, 31375, 40625, 54925, 78125, 82303
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OFFSET
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1,2
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LINKS
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MATHEMATICA
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Select[ Range[ 10^5 ], Mod[ PowerMod[ 11, #, # ] + PowerMod[ 10, #, # ] + PowerMod[ 9, #, # ] + PowerMod[ 8, #, # ] + PowerMod[ 7, #, # ] + PowerMod[ 6, #, # ] + PowerMod[ 5, #, # ] + PowerMod[ 4, #, # ] + PowerMod[ 3, #, # ] + PowerMod[ 2, #, # ], # ] == 0 & ]
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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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