id:A015883 - OEIS Search Results

Search: id:A015883

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Numbers n such that sigma(n) = sigma(n + 13).

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182, 782, 1965, 2486, 2678, 2685, 12141, 12441, 17342, 21242, 27686, 34905, 35505, 35853, 38662, 38985, 56732, 63578, 104342, 109461, 192933, 198909, 222122, 236966, 245349, 251654, 256322, 261885, 262238, 324441, 333909 (list; graph; listen)

	OFFSET	`1,1`
	REFERENCES	`J.-M. De Koninck, Ces nombres qui nous fascinent, Entry 182, p. 56, Ellipses, Paris 2008.`
	CROSSREFS	`Sequence in context: A145297 A056091 A158553 this_sequence A043463 A047636 A157205` `Adjacent sequences: A015880 A015881 A015882 this_sequence A015884 A015885 A015886`
	KEYWORD	`nonn`
	AUTHOR	`Robert G. Wilson v (rgwv(AT)rgwv.com)`
	EXTENSIONS	`Corrected by T. D. Noe (noe(AT)sspectra.com), Oct 31 2006`

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Last modified December 18 21:37 EST 2009. Contains 171024 sequences.

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