id:A077463 - OEIS Search Results

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Number of primes p such that n < p < 2n-2.

+0
4

0, 0, 0, 1, 1, 1, 1, 2, 2, 3, 3, 3, 3, 3, 3, 4, 4, 4, 3, 4, 4, 5, 5, 5, 6, 6, 6, 7, 6, 6, 6, 7, 7, 7, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 9, 10, 9, 9, 9, 10, 10, 11, 11, 11, 12, 13, 13, 14, 13, 13, 12, 12, 12, 12, 13, 13, 13, 13, 13, 14, 14, 14, 13, 13, 13, 14, 15, 15, 14, 15, 15, 15, 15, 15 (list; graph; listen)

	OFFSET	`1,8`
	COMMENT	`a(n) > 0 for n > 3 by Bertrand's postulate.`
	LINKS	`Eric Weisstein's World of Mathematics, Bertrand's Postulate`
	CROSSREFS	`Cf. A060715.` `Sequence in context: A025792 A119447 A157720 this_sequence A084556 A084506 A071578` `Adjacent sequences: A077460 A077461 A077462 this_sequence A077464 A077465 A077466`
	KEYWORD	`nonn`
	AUTHOR	`Eric Weisstein (eric(AT)weisstein.com), Nov 05, 2002`

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

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