id:A098200 - OEIS Search Results

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Number of distinct terms in iteration-list when cototient-function[=A051953] is iterated and the initial value is even number.

+0
3

3, 4, 5, 5, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 8, 7, 8, 8, 8, 8, 9, 8, 8, 8, 9, 8, 9, 8, 9, 9, 8, 8, 9, 9, 9, 9, 9, 9, 10, 9, 10, 10, 9, 9, 10, 9, 9, 9, 9, 10, 10, 9, 10, 10, 10, 9, 11, 10, 10, 10, 9, 9, 11, 9, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 11, 10, 10, 11, 10, 10, 11, 11, 11, 11, 11, 10, 11 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`Seems larger than A053475[2n+1]=A098201[n]`
	FORMULA	`a[n]=A053475[2n]`
	CROSSREFS	`Cf. A051953, A053475.` `Sequence in context: A073169 A166268 A120677 this_sequence A092405 A130234 A108852` `Adjacent sequences: A098197 A098198 A098199 this_sequence A098201 A098202 A098203`
	KEYWORD	`nonn`
	AUTHOR	`Labos E. (labos(AT)ana.sote.hu), Sep 22 2004`

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Last modified November 24 23:16 EST 2009. Contains 167481 sequences.

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