id:A023277 - OEIS Search Results

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Numbers n such that n remains prime through 3 iterations of function f(x) = 3x + 2.

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29, 139, 1129, 1409, 2339, 2939, 3389, 4549, 7309, 10009, 10039, 11489, 12539, 13859, 15259, 17159, 17569, 20939, 22079, 24229, 24509, 27799, 28099, 29339, 30029, 32059, 33599, 34469, 37379, 37619, 39419, 41579, 42359, 44549, 52919, 55259, 57679, 58109 (list; graph; listen)

	OFFSET	`1,1`
	CROSSREFS	`Sequence in context: A142622 A124957 A126416 this_sequence A123845 A042642 A042644` `Adjacent sequences: A023274 A023275 A023276 this_sequence A023278 A023279 A023280`
	KEYWORD	`nonn`
	AUTHOR	`David W. Wilson (davidwwilson(AT)comcast.net)`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

AT&T Labs Research