id:A089175 - OEIS Search Results

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a(n) = Floor[Sqrt[Prime[n]*PrimePi[n]]]

+0
1

0, 1, 3, 3, 5, 6, 8, 8, 9, 10, 12, 13, 15, 16, 16, 17, 20, 20, 23, 23, 24, 25, 27, 28, 29, 30, 30, 31, 33, 33, 37, 37, 38, 39, 40, 40, 43, 44, 44, 45, 48, 48, 51, 51, 52, 52, 56, 57, 58, 58, 59, 59, 62, 63, 64, 64, 65, 65, 68, 69, 71, 72, 74, 74, 75, 75, 79, 80, 81, 81, 84, 84 (list; graph; listen)

	OFFSET	`1,3`
	COMMENT	`Geometric mean of primes and their distribution function.`
	MATHEMATICA	`digits=200 a=Table[Floor[Sqrt[Prime[n]*PrimePi[n]]], {n, 1, digits}]`
	CROSSREFS	`Sequence in context: A131209 A116592 A152772 this_sequence A138373 A011976 A060022` `Adjacent sequences: A089172 A089173 A089174 this_sequence A089176 A089177 A089178`
	KEYWORD	`nonn`
	AUTHOR	`Roger L. Bagula (rlbagulatftn(AT)yahoo.com), Jan 03 2004`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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