id:A091982 - OEIS Search Results

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Nonprimes n such that Mod(n,4) == 1 and denominator(Fibonacci((n-1)/4)/n) = 1.

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1, 4181, 6721, 13201, 34561, 51841, 64681, 90061, 96049, 97921, 163081, 186961, 197209, 268801, 283361 (list; graph; listen)

	OFFSET	`1,2`
	CROSSREFS	`For primes see A047272.` `Sequence in context: A045734 A049062 A093372 this_sequence A072322 A045728 A048593` `Adjacent sequences: A091979 A091980 A091981 this_sequence A091983 A091984 A091985`
	KEYWORD	`nonn,easy`
	AUTHOR	`Mohammed Bouayoun (bouyao(AT)wanadoo.fr), Mar 17 2004`

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.