id:A023353 - OEIS Search Results

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Numbers n such that n remains prime through 5 iterations of function f(x) = 9x + 4.

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421, 773, 1567, 4111, 68447, 75721, 111373, 127301, 137927, 140321, 156593, 170767, 177131, 192341, 194687, 202637, 240641, 254407, 254963, 308303, 321821, 332951, 395431, 464131, 515663, 710081, 822893, 856393, 989533, 997123, 1012201, 1047077 (list; graph; listen)

	OFFSET	`1,1`
	CROSSREFS	`Sequence in context: A051648 A050962 A020376 this_sequence A142853 A087872 A068701` `Adjacent sequences: A023350 A023351 A023352 this_sequence A023354 A023355 A023356`
	KEYWORD	`nonn`
	AUTHOR	`David W. Wilson (davidwwilson(AT)comcast.net)`

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Last modified July 26 13:41 EDT 2008. Contains 142293 sequences.

AT&T Labs Research