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A094397 Numbers k such that k divides the (k+1)st Lucas number. 2
1, 2, 44, 1364, 2204, 7964, 12524, 20569, 23804, 31124, 32642, 73124, 99644, 110564, 287804, 315524, 780044, 987524, 1050524, 1390724, 1585121, 1891124, 2158244, 2223836, 2430849, 2661164, 3725084, 4308524, 4831244, 6445724, 6458804, 7028564, 8997449 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Charles R Greathouse IV, Table of n, a(n) for n = 1..185

MATHEMATICA

Do[If[Mod[Fibonacci[n] + Fibonacci[n+2], n] == 0, Print[n]], {n, 1, 120000}] (* Ryan Propper, Jun 20 2005 *)

PROG

(PARI) is(n)=(Mod([0, 1; 1, 1], n)^(n+1)*[2; 1])[1, 1]==0 \\ Charles R Greathouse IV, Nov 04 2016

CROSSREFS

Cf. A094396.

Sequence in context: A009620 A001627 A202747 * A213067 A140795 A161744

Adjacent sequences:  A094394 A094395 A094396 * A094398 A094399 A094400

KEYWORD

nonn

AUTHOR

Eric Rowland, May 01 2004

EXTENSIONS

110564 from Emeric Deutsch, Mar 30 2005

19 more terms from Ryan Propper, Jun 20 2005

STATUS

approved

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Last modified August 14 15:34 EDT 2022. Contains 356122 sequences. (Running on oeis4.)