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A057248 Numbers n such that n | 6^n + 5^n + 4^n + 3^n. 0
1, 2, 3, 9, 27, 81, 86, 243, 729, 2187, 4401, 6561, 8189, 10282, 13203, 19683, 39609, 40713, 59049, 118827, 171009, 177147, 335073, 356481, 531441, 717363, 894958, 947141 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
MATHEMATICA
Select[ Range[ 10^6 ], Mod[ PowerMod[ 6, #, # ] + PowerMod[ 5, #, # ] + PowerMod[ 4, #, # ] + PowerMod[ 3, #, # ], # ] == 0 & ]
Select[Range[10^6], Mod[Total[PowerMod[Range[3, 6], #, #]], #]==0&] (* Harvey P. Dale, Jan 24 2022 *)
CROSSREFS
Sequence in context: A045596 A057299 A057296 * A015960 A099079 A339831
KEYWORD
nonn
AUTHOR
Robert G. Wilson v, Sep 21 2000
STATUS
approved

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Last modified April 22 11:50 EDT 2024. Contains 371898 sequences. (Running on oeis4.)