id:A090556 - OEIS Search Results

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Beginning with 1, a(n) = least number m > a(n-1) such that phi(a(n-1)) divides phi(m).

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	OFFSET	`1,2`
	CROSSREFS	`Cf. A090555, A090557.` `Sequence in context: A005233 A155736 A074897 this_sequence A080713 A058664 A035562` `Adjacent sequences: A090553 A090554 A090555 this_sequence A090557 A090558 A090559`
	KEYWORD	`nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Dec 10 2003`
	EXTENSIONS	`Corrected and extended by Sam Handler (sam_5_5_5_0(AT)yahoo.com), Nov 03 2004`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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