id:A059316 - OEIS Search Results

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Least integer m such that between m and 2m (including endpoints) there are exactly n primes.

+0
3

1, 2, 7, 10, 16, 22, 27, 31, 36, 37, 51, 52, 55, 57, 70, 79, 87, 91, 96, 97, 100, 120, 121, 126, 135, 136, 142, 147, 157, 175, 177, 187, 190, 205, 210, 211, 217, 220, 222, 232, 246, 250, 255, 262, 289, 297, 300, 301, 304, 307, 310, 324, 327, 330, 331, 342, 346 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`See A060756 for the case they are excluded. - R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Nov 28 2007`
	LINKS	`T. D. Noe, Table of n, a(n) for n=1..1000` `A related page [Broken link]` `Wilkinson, Erdos'proof of Bertrand's postulate, MathForum(AT)Drexel.`
	EXAMPLE	`a(3)=7 because 7 is the least integer such that between 7 and 14 there are 3 primes.`
	CROSSREFS	`Sequence in context: A047524 A066097 A035336 this_sequence A105770 A152211 A125852` `Adjacent sequences: A059313 A059314 A059315 this_sequence A059317 A059318 A059319`
	KEYWORD	`nice,nonn`
	AUTHOR	`Felice Russo (felice.russo(AT)katamail.com), Jan 25 2001`

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

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