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A057234 Numbers n such that n | 7^n + 6^n + 5^n. 0
1, 2, 3, 9, 10, 22, 27, 50, 57, 81, 243, 250, 530, 729, 1083, 1250, 2187, 5750, 6250, 6561, 15447, 19683, 20577, 31250, 42807, 59049, 84250, 92283, 105279, 156250, 177147, 331250, 390963, 480411, 530631, 531441, 536301, 781250 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..38.

MATHEMATICA

Select[ Range[ 10^6 ], Mod[ PowerMod[ 7, #, # ] + PowerMod[ 6, #, # ] + PowerMod[ 5, #, # ], # ] == 0 & ]

CROSSREFS

Sequence in context: A047358 A280731 A003140 * A109636 A057236 A063257

Adjacent sequences:  A057231 A057232 A057233 * A057235 A057236 A057237

KEYWORD

nonn

AUTHOR

Robert G. Wilson v, Sep 20 2000

STATUS

approved

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Last modified July 11 07:06 EDT 2020. Contains 335609 sequences. (Running on oeis4.)