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A057295 Numbers n such that n | 10^n + 9^n + 1. 0
1, 2, 5, 14, 25, 26, 98, 125, 182, 286, 338, 425, 602, 625, 686, 1166, 1274, 2366, 2926, 3125, 4082, 4214, 4394, 4802, 6202, 7546, 7826, 8918, 9875, 11075, 14375, 15625, 15905, 16562, 25886, 26026, 28574, 29498, 30758, 33614, 37882, 43238, 46847 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..43.

MATHEMATICA

Select[ Range[ 10^5 ], Mod[ PowerMod[ 10, #, # ] + PowerMod[ 9, #, # ] + 1, # ] == 0 & ]

CROSSREFS

Sequence in context: A296302 A240401 A133375 * A290414 A288905 A289040

Adjacent sequences:  A057292 A057293 A057294 * A057296 A057297 A057298

KEYWORD

nonn

AUTHOR

Robert G. Wilson v, Sep 22 2000

STATUS

approved

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Last modified August 8 05:50 EDT 2020. Contains 336290 sequences. (Running on oeis4.)