id:A084295 - OEIS Search Results

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n is such that Pi[n.p(n)]/n is an integer.

+0
3

1, 3, 47, 200, 547, 12182, 15335 (list; graph; listen)

	OFFSET	`1,2`
	MATHEMATICA	`Do[s=PrimePi[n*Prime[n]]/n; If[IntegerQ[s], Print[n]], {n, 1, 100000}]`
	CROSSREFS	`Cf. A000040, A000720, A084297, A084298.` `Sequence in context: A058427 A142293 A052187 this_sequence A131465 A137611 A088718` `Adjacent sequences: A084292 A084293 A084294 this_sequence A084296 A084297 A084298`
	KEYWORD	`nonn`
	AUTHOR	`Labos E. (labos(AT)ana.sote.hu), May 27 2003`

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Last modified November 25 08:46 EST 2009. Contains 167481 sequences.