id:A084297 - OEIS Search Results

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Primes p[m] such that Pi[m.p[m]]/m is integer; a(n)=p[A084294(n)].

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2, 5, 211, 457, 1223, 3943, 130259, 167953 (list; graph; listen)

	OFFSET	`1,1`
	MATHEMATICA	`Do[s=PrimePi[n*Prime[n]]/n; If[IntegerQ[s], Print[Prime[n]]], {n, 1, 100000}]`
	CROSSREFS	`Cf. A000040, A000720, A084294, A084298.` `Sequence in context: A006271 A013105 A096695 this_sequence A041873 A072118 A135724` `Adjacent sequences: A084294 A084295 A084296 this_sequence A084298 A084299 A084300`
	KEYWORD	`nonn`
	AUTHOR	`Labos E. (labos(AT)ana.sote.hu), May 27 2003`

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.