id:A140489 - OEIS Search Results

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Numbers that cannot be part of the trajectory of any number under repeated application of the map: n -> n + second-smallest number that does not divide n, unless they are the first term of the trajectory.

+0
5

1, 2, 3, 5, 12, 15, 17, 24, 27, 29, 35, 36, 39, 41, 45, 48, 51, 53, 60, 63, 65, 72, 75, 77, 84, 87, 89, 95, 96, 99, 101, 105, 108, 111, 113, 120, 123, 125, 132, 135, 137, 144, 147, 149, 155, 156, 159, 161, 165, 168, 171, 173, 180, 183, 185, 192, 195 (list; graph; listen)

	OFFSET	`1,2`
	CROSSREFS	`Cf. A140485-A140488.` `Adjacent sequences: A140486 A140487 A140488 this_sequence A140490 A140491 A140492` `Sequence in context: A127814 A112978 A002139 this_sequence A051915 A064688 A089891`
	KEYWORD	`nonn`
	AUTHOR	`Jacques Tramu (jacques.tramu(AT)echolalie.com), Jun 25 2008`

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Last modified October 6 12:54 EDT 2008. Contains 144667 sequences.

AT&T Labs Research