id:A133677 - OEIS Search Results

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Integers n such that prime(n)*(2*prime(n)-1)/3 is an integer.

+0
3

1, 2, 3, 5, 7, 9, 10, 13, 15, 16, 17, 20, 23, 24, 26, 28, 30, 32, 33, 35, 39, 40, 41, 43, 45, 49, 51, 52, 54, 55, 56, 57, 60, 62, 64, 66, 69, 71, 72, 76, 77, 79, 81, 83, 86, 87, 89, 91, 92, 94, 96, 97, 98, 102, 103, 104, 107, 108, 109, 113, 116, 118, 119, 120, 123, 124, 126 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`Apart from the term "2", the same as A091177. - Stefan Steinerberger (stefan.steinerberger(AT)gmail.com), Dec 29 2007`
	MATHEMATICA	`Union[Table[If[IntegerQ[Prime[n](2Prime[n] - 1)/3], n, {}], {n, 1, 100}]]`
	CROSSREFS	`Cf. A133645.` `Sequence in context: A047371 A044918 A103635 this_sequence A075750 A036049 A092875` `Adjacent sequences: A133674 A133675 A133676 this_sequence A133678 A133679 A133680`
	KEYWORD	`nonn`
	AUTHOR	`Roger L. Bagula (rlbagulatftn(AT)yahoo.com), Dec 28 2007`

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Last modified July 26 23:19 EDT 2008. Contains 142293 sequences.

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