id:A094394 - OEIS Search Results

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Odd composite n such that n divides Fibonacci(n)-1.

+0
5

323, 2737, 4181, 6479, 6721, 7743, 11663, 13201, 15251, 18407, 19043, 23407, 27071, 34561, 34943, 35207, 39203, 44099, 47519, 51841, 51983, 53663, 54839, 64079, 64681, 65471, 67861, 68251, 72831, 78089, 79547, 82983, 86063, 90061, 94667 (list; graph; listen)

	OFFSET	`0,1`
	MATHEMATICA	`Select[Range[2, 50000], OddQ[ # ] && ! PrimeQ[ # ] && Mod[Fibonacci[ # ] - 1, # ] == 0 &]`
	CROSSREFS	`Cf. A094395, A094400.` `Sequence in context: A083138 A121209 A065884 this_sequence A094409 A006465 A088214` `Adjacent sequences: A094391 A094392 A094393 this_sequence A094395 A094396 A094397`
	KEYWORD	`nonn`
	AUTHOR	`Eric S Rowland (erowland(AT)math.rutgers.edu), May 01 2004`

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

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