id:A066343 - OEIS Search Results

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Beatty sequence for log_2(10).

+0
5

3, 6, 9, 13, 16, 19, 23, 26, 29, 33, 36, 39, 43, 46, 49, 53, 56, 59, 63, 66, 69, 73, 76, 79, 83, 86, 89, 93, 96, 99, 102, 106, 109, 112, 116, 119, 122, 126, 129, 132, 136, 139, 142, 146, 149, 152, 156, 159, 162, 166, 169, 172, 176, 179, 182, 186, 189, 192, 195, 199 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`Number of positive integers <= 10^n that are divisible by no prime exceeding 2.`
	LINKS	`Eric Weisstein's World of Mathematics, Beatty Sequence`
	FORMULA	`a(n) = floor(n*log_2(10)).`
	MATHEMATICA	`Table[ Floor[ n*Log[2, 10]], {n, 60}] (from Robert G. Wilson v (rgwv(AT)rgwv.com), May 27 2005)`
	CROSSREFS	`Sequence in context: A059540 A059550 A080081 this_sequence A060605 A006590 A061781` `Adjacent sequences: A066340 A066341 A066342 this_sequence A066344 A066345 A066346`
	KEYWORD	`easy,nonn`
	AUTHOR	`Vladeta Jovovic (vladeta(AT)Eunet.yu), Dec 15 2001`

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.

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