id:A040014 - OEIS Search Results

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Number of primes < e^n.

+0
7

0, 1, 4, 8, 16, 34, 79, 183, 429, 1019, 2466, 6048, 14912, 37128, 93117, 234855, 595341, 1516233, 3877186, 9950346, 25614562, 66124777, 171141897, 443963543, 1154106844, 3005936865, 7842921261, 20496470801, 53645077679, 140599114669 (list; graph; listen)

	OFFSET	`0,3`
	LINKS	`Index entries for sequences related to numbers of primes in various ranges`
	MATHEMATICA	`Table[PrimePi[Floor[N[e^n]]], {n, 0, 30}]`
	CROSSREFS	`Cf. A006880 and A007053.` `Sequence in context: A068890 A073856 A019458 this_sequence A141069 A144687 A065605` `Adjacent sequences: A040011 A040012 A040013 this_sequence A040015 A040016 A040017`
	KEYWORD	`nonn`
	AUTHOR	`Jud McCranie, j.mccranie(AT)comcast.net`
	EXTENSIONS	`More terms from Robert G. Wilson v (rgwv(AT)rgwv.com), Jun 09 2000`

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Last modified December 19 12:50 EST 2009. Contains 171053 sequences.

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