id:A110964 - OEIS Search Results

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Numbers n such that (23*n^2) + 16 is prime.

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3, 9, 21, 45, 63, 69, 81, 93, 123, 135, 141, 153, 165, 201, 219, 231, 243, 267, 273, 279, 309, 327, 381, 471, 477, 513, 525, 531, 543, 555, 561, 579, 585, 591, 603, 621, 645, 657, 669, 687, 693, 717, 723, 741, 759, 765, 801, 825, 861, 873, 879, 903, 915, 933 (list; graph; listen)

	OFFSET	`1,1`
	LINKS	`EMRE ALKAN, ALEXANDRU ZAHARESCU, Nonvanishing of the Ramanujan tau function in short intervals, International Journal of Number Theory, Vol. 1, No. 1 (2005) 45-51.`
	EXAMPLE	`23*135^2 + 16 = 419191 (prime).`
	CROSSREFS	`Sequence in context: A011843 A080549 A084569 this_sequence A107351 A068156 A166452` `Adjacent sequences: A110961 A110962 A110963 this_sequence A110965 A110966 A110967`
	KEYWORD	`nonn`
	AUTHOR	`Parthasarathy Nambi (PachaNambi(AT)yahoo.com), Sep 26 2005`
	EXTENSIONS	`Edited by Don Reble (djr(AT)nk.ca), Nov 08 2005`

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

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