id:A067127 - OEIS Search Results

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Composite Numbers for which phi(n) >= phi(k) for all composite k from 1 to n-1.

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4, 6, 8, 9, 14, 15, 16, 20, 21, 25, 33, 35, 39, 45, 49, 65, 77, 85, 91, 95, 111, 115, 119, 121, 143, 155, 161, 169, 187, 203, 209, 217, 221, 247, 253, 287, 289, 319, 323, 341, 361, 391, 403, 407, 427, 437, 451, 473, 481, 493, 517, 527, 529, 583, 589, 611, 629 (list; graph; listen)

	OFFSET	`0,1`
	EXAMPLE	`33 is a member as phi(33)=20 which is >= the maximum phi value for composite numbers less than 33, namely phi(25)=20.`
	CROSSREFS	`Cf. A067126.` `Adjacent sequences: A067124 A067125 A067126 this_sequence A067128 A067129 A067130` `Sequence in context: A046760 A115684 A020201 this_sequence A119492 A118951 A095404`
	KEYWORD	`easy,nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Jan 09 2002`

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Last modified October 7 14:39 EDT 2008. Contains 144666 sequences.

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