id:A067172 - OEIS Search Results

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Numbers n such that sigma(n-2)+sigma(n+2)=sigma(2n).

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4, 16, 272, 284, 604, 4556, 6904, 8413, 10463, 12070, 19004, 23290, 26284, 29944, 40312, 44252, 107557, 114616 (list; graph; listen)

	OFFSET	`1,1`
	CROSSREFS	`Cf. A067730.` `Sequence in context: A113905 A099202 A139288 this_sequence A013089 A095956 A014731` `Adjacent sequences: A067169 A067170 A067171 this_sequence A067173 A067174 A067175`
	KEYWORD	`nonn`
	AUTHOR	`Benoit Cloitre (benoit7848c(AT)orange.fr), Feb 18 2002`

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.