id:A064663 - OEIS Search Results

Search: id:A064663

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n - ceiling( prime(n)/log(prime(n)) ).

+0
3

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

	OFFSET	`1,1`
	LINKS	`Harry J. Smith, Table of n, a(n) for n=1,...,1000`
	PROGRAM	`(PARI) { for (n=1, 1000, write("b064663.txt", n, " ", n - ceil( prime(n)/log(prime(n)) )) ) } [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), Sep 21 2009]`
	CROSSREFS	`Cf. A064659-A064662.` `Sequence in context: A025926 A027355 A127326 this_sequence A025923 A138158 A057276` `Adjacent sequences: A064660 A064661 A064662 this_sequence A064664 A064665 A064666`
	KEYWORD	`sign`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Oct 10 2001`

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

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