id:A058545 - OEIS Search Results

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Trajectory of 23 under map that sends x to 3x - sigma(x), where sigma(x) is the sum of the divisors of x.

+0
4

23, 45, 57, 91, 161, 291, 481, 911, 1821, 3031, 5621, 9759, 16261, 29199, 48661, 97321, 180731, 361461, 595359, 914661, 1302543, 1810989, 2732295, 3594645, 4393215, 5513805, 5482215, 6700245, 8913663, 12588669, 19116087, 31171125 (list; graph; listen)

	OFFSET	`0,1`
	CROSSREFS	`Cf. A037159, A058541, A058542.` `Adjacent sequences: A058542 A058543 A058544 this_sequence A058546 A058547 A058548` `Sequence in context: A023264 A138975 A003859 this_sequence A030656 A122041 A040506`
	KEYWORD	`nonn`
	AUTHOR	`njas, Dec 24 2000`

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Last modified October 12 15:26 EDT 2008. Contains 144830 sequences.

AT&T Labs Research