id:A062153 - OEIS Search Results

Search: id:A062153

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Floor [ log_3(n) ].

+0
9

0, 0, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4 (list; graph; listen)

	OFFSET	`1,9`
	FORMULA	`a(n) = (number of digits of n when written in base 3)-1.` `a(n) = if n > 2 then a(floor(n / 3)) + 1 else 0. - Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Oct 29 2001`
	PROGRAM	`(MAGMA) [ Ilog(3, n) : n in [1..100] ]; (njas, Dec 23 2006)`
	CROSSREFS	`Cf. A000244, A000523, A007089, A102572.` `Sequence in context: A111896 A105515 A105514 this_sequence A135661 A082998 A076620` `Adjacent sequences: A062150 A062151 A062152 this_sequence A062154 A062155 A062156`
	KEYWORD	`easy,nonn`
	AUTHOR	`Henry Bottomley (se16(AT)btinternet.com), Jun 06 2001`

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

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