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A045587 Numbers k that divide 8^k + 3^k. 0
1, 11, 121, 1331, 14641, 56881, 87967, 151019, 161051, 625691, 967637, 1493503, 1661209, 1771561, 6882601, 10644007, 16428533, 18273299, 19487171, 63952009, 75708611, 117084077, 180713863, 201006289, 214358881, 294131651, 454877357, 703472099, 780919249, 832794721 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..30.

MATHEMATICA

Select[Range[10^5], Divisible[PowerMod[8, #, #] + PowerMod[3, #, #], #] &] (* Amiram Eldar, Oct 23 2021 *)

CROSSREFS

Cf. A074609.

Sequence in context: A171285 A216132 A088113 * A059734 A045582 A001020

Adjacent sequences:  A045584 A045585 A045586 * A045588 A045589 A045590

KEYWORD

nonn

AUTHOR

David W. Wilson

EXTENSIONS

a(28)-a(30) from Amiram Eldar, Oct 23 2021

STATUS

approved

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Last modified December 5 20:39 EST 2021. Contains 349558 sequences. (Running on oeis4.)