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A057842 Numbers n such that n | 6^n + 4^n + 2^n + 1. 0
1, 13, 4381, 560129, 606797 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
MATHEMATICA
Select[ Range[ 10^6 ], Mod[ PowerMod[ 6, #, # ] + PowerMod[ 4, #, # ] + PowerMod[ 2, #, # ] + 1, # ] == 0 & ]
CROSSREFS
Sequence in context: A270068 A174310 A362659 * A203676 A023345 A249941
KEYWORD
nonn
AUTHOR
Robert G. Wilson v, Nov 09 2000
STATUS
approved

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Last modified February 23 11:40 EST 2024. Contains 370283 sequences. (Running on oeis4.)