id:A120344 - OEIS Search Results

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A120344

Numbers n such that 23*n + 1 is a prime.

+0
2

2, 6, 12, 20, 26, 30, 36, 42, 44, 50, 56, 60, 62, 72, 84, 86, 102, 104, 110, 132, 134, 140, 144, 146, 162, 170, 174, 176, 194, 210, 212, 216, 222, 224, 240, 246, 254, 260, 264, 270, 272, 294, 302, 306, 312, 326, 330, 342, 366, 380, 390, 396, 404, 410, 420, 446 (list; graph; listen)

	OFFSET	`1,1`
	EXAMPLE	`If n=86 then 23*n + 1 = 1979 (prime).`
	MATHEMATICA	`Select[Range[1000], PrimeQ[23*# + 1] &] - Stefan Steinerberger (stefan.steinerberger(AT)gmail.com), Jul 22 2006`
	CROSSREFS	`Sequence in context: A102711 A045619 A028690 this_sequence A031426 A034100 A034110` `Adjacent sequences: A120341 A120342 A120343 this_sequence A120345 A120346 A120347`
	KEYWORD	`nonn,less`
	AUTHOR	`Parthasarathy Nambi (PachaNambi(AT)yahoo.com), Jun 24 2006`
	EXTENSIONS	`More terms from Stefan Steinerberger (stefan.steinerberger(AT)gmail.com), Jul 22 2006`

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

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