id:A108956 - OEIS Search Results

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Floor(R(2n) - R(n)).

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1, 2, 2, 2, 2, 3, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 10, 10, 10, 10, 10, 10, 11, 11, 11, 11, 11, 12, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 17, 17, 17 (list; graph; listen)

	OFFSET	`2,2`
	FORMULA	`R(x) = Riemann Pi(x) approximation`
	PROGRAM	`(PARI) p(n) = for(x=2, n, y=R(2x)-R(x); print1(floor(y)", ")) R(x) = \ Riemann approx of Pi(x) { local(j); round(sum(j=1, 200, moebius(j)Li(x^(1/j))/j)) }`
	CROSSREFS	`Sequence in context: A052146 A097882 A108955 this_sequence A108037 A055679 A056172` `Adjacent sequences: A108953 A108954 A108955 this_sequence A108957 A108958 A108959`
	KEYWORD	`easy,nonn`
	AUTHOR	`Cino Hilliard (hillcino368(AT)gmail.com), Jul 22 2005`

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Last modified August 29 17:54 EDT 2008. Contains 143238 sequences.

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