id:A076882 - OEIS Search Results

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pi(n) - ceiling(n / ln(n)), where pi(n) = the number of primes <= n.

+0
1

-2, -1, -1, -1, -1, 0, 0, -1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 1, 1, 1, 1, 0, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 2, 2, 2, 1, 2, 2, 2, 2, 2, 1, 2, 2, 2, 2, 1, 1, 2, 2, 3, 2, 2, 2, 2, 2, 3, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 3, 3, 3, 3, 4, 3, 3, 3, 3, 3, 3, 2, 3, 3, 3, 3 (list; graph; listen)

	OFFSET	`2,1`
	MATHEMATICA	`Table[PrimePi[i] - Ceiling[i/Log[i]], {i, 2, 100}]`
	CROSSREFS	`Sequence in context: A167230 A093658 A096493 this_sequence A016397 A037908 A116663` `Adjacent sequences: A076879 A076880 A076881 this_sequence A076883 A076884 A076885`
	KEYWORD	`sign`
	AUTHOR	`Joseph L. Pe (joseph_l)pe(AT)hotmail.com), Nov 25 2002`

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

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