id:A116013 - OEIS Search Results

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n+sigma(n)+sigma(sigma(n)) is a cube.

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5

517, 1403, 2467, 28265, 28580, 49888, 52396, 77429, 81099, 290936, 319600, 394731, 462803, 555543, 601943, 617716, 633065, 634808, 720401, 775669, 884835, 894024, 1077432, 1089360, 1170136, 1178152, 1191789, 1209357 (list; graph; listen)

	OFFSET	`1,1`
	EXAMPLE	`1403+sigma(1403)+sigma(sigma(1403))=19^3.`
	CROSSREFS	`Cf. A116012, A116014, A116015.` `Adjacent sequences: A116010 A116011 A116012 this_sequence A116014 A116015 A116016` `Sequence in context: A118709 A103351 A045054 this_sequence A043380 A051983 A043626`
	KEYWORD	`nonn`
	AUTHOR	`Giovanni Resta (g.resta(AT)iit.cnr.it), Feb 13 2006`

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Last modified October 13 09:05 EDT 2008. Contains 145008 sequences.

AT&T Labs Research