id:A054789 - OEIS Search Results

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Earliest sequence with a(a(n))=9n.

+0
1

0, 2, 9, 4, 27, 6, 45, 8, 63, 18, 11, 90, 13, 108, 15, 126, 17, 144, 81, 20, 171, 22, 189, 24, 207, 26, 225, 36, 29, 252, 31, 270, 33, 288, 35, 306, 243, 38, 333, 40, 351, 42, 369, 44, 387, 54, 47, 414, 49, 432, 51, 450, 53, 468, 405, 56, 495, 58, 513, 60, 531, 62, 549 (list; graph; listen)

	OFFSET	`0,2`
	LINKS	`Index entries for sequences of the a(a(n)) = 2n family`
	CROSSREFS	`Cf. A002516, A002517, A002518, A007379, A008585.` `Sequence in context: A080803 A022157 A065599 this_sequence A002508 A038215 A119019` `Adjacent sequences: A054786 A054787 A054788 this_sequence A054790 A054791 A054792`
	KEYWORD	`nice,nonn`
	AUTHOR	`Henry Bottomley (se16(AT)btinternet.com), Apr 27 2000`

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Last modified September 6 16:04 EDT 2008. Contains 143483 sequences.

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