id:A023314 - OEIS Search Results

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

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263, 1217, 2141, 4673, 5333, 6983, 10973, 11423, 26669, 27143, 28697, 74843, 85061, 101063, 102647, 114113, 121001, 133349, 141623, 150497, 154823, 199877, 200183, 202409, 203039, 207953, 259697, 259781, 275813, 280487, 294167, 305477, 322727 (list; graph; listen)

	OFFSET	`1,1`
	CROSSREFS	`Sequence in context: A142754 A142379 A128654 this_sequence A054802 A108823 A065570` `Adjacent sequences: A023311 A023312 A023313 this_sequence A023315 A023316 A023317`
	KEYWORD	`nonn`
	AUTHOR	`David W. Wilson (davidwwilson(AT)comcast.net)`

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Last modified August 7 15:46 EDT 2008. Contains 142650 sequences.

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