id:A015866 - OEIS Search Results

Search: id:A015866

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Numbers n such that sigma(n) = sigma(n + 6).

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20, 155, 182, 184, 203, 264, 621, 650, 702, 852, 893, 944, 1343, 1357, 2024, 2544, 2990, 4130, 4183, 4450, 5428, 5835, 6149, 6313, 6572, 8177, 8695, 11208, 11333, 11991, 12444, 12561, 12859, 13595, 14857, 16815, 18203, 18330, 18430, 19089 (list; graph; listen)

	OFFSET	`1,1`
	REFERENCES	`J.-M. De Koninck, Ces nombres qui nous fascinent, Entry 20, pp 7, Ellipses, Paris 2008.`
	CROSSREFS	`Sequence in context: A022680 A108647 A000492 this_sequence A101091 A120693 A120692` `Adjacent sequences: A015863 A015864 A015865 this_sequence A015867 A015868 A015869`
	KEYWORD	`nonn`
	AUTHOR	`Robert G. Wilson v (rgwv(AT)rgwv.com)`

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

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