id:A027863 - OEIS Search Results

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Numbers n such that n^2 + (n+1)^2 + (n+2)^2 is prime.

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0, 2, 6, 12, 14, 24, 34, 52, 56, 62, 66, 76, 86, 94, 96, 122, 124, 132, 152, 154, 164, 182, 184, 194, 206, 216, 226, 244, 252, 254, 262, 272, 276, 294, 322, 336, 342, 362, 364, 376, 384, 404, 406, 416, 436, 446, 464, 472, 486 (list; graph; listen)

	OFFSET	`1,2`
	LINKS	`P. De Geest, World!Of Numbers`
	MATHEMATICA	`Select[ Range[ 7! ], PrimeQ[ #^2+(#+1)^2+(#+2)^2 ]& ] [ From Vladimir Orlovsky (4vladimir(AT)gmail.com), Dec 20 2009 ]`
	CROSSREFS	`Sequence in context: A111369 A140760 A161922 this_sequence A152301 A152389 A114103` `Adjacent sequences: A027860 A027861 A027862 this_sequence A027864 A027865 A027866`
	KEYWORD	`nonn,new`
	AUTHOR	`Patrick De Geest (pdg(AT)worldofnumbers.com)`

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Last modified December 20 16:54 EST 2009. Contains 171081 sequences.

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