id:A105962 - OEIS Search Results

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Numbers n such that prime(n^2)-n is prime.

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2, 30, 38, 44, 74, 82, 88, 96, 106, 114, 132, 138, 140, 160, 162, 184, 230, 276, 278, 280, 298, 304, 316, 318, 332, 342, 414, 420, 428, 450, 470, 480, 540, 580, 584, 600, 638, 668, 672, 678, 680, 684, 728, 750, 754, 766, 768, 788, 798, 848, 858, 860, 902, 930 (list; graph; listen)

	OFFSET	`1,1`
	MATHEMATICA	`Select[Range[1000], PrimeQ[Prime[ #^2] - # ] &]`
	CROSSREFS	`Cf. A064269 = prime(n)-n is prime.` `Sequence in context: A022377 A145290 A127026 this_sequence A113695 A098827 A078208` `Adjacent sequences: A105959 A105960 A105961 this_sequence A105963 A105964 A105965`
	KEYWORD	`nonn`
	AUTHOR	`Tanya Khovanova (tanyakh(AT)yahoo.com), Dec 26 2006`

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

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