id:A023286 - OEIS Search Results

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Numbers n such that n remains prime through 3 iterations of function f(x) = 5x + 8.

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7, 13, 43, 223, 757, 883, 2143, 2269, 2521, 2917, 3253, 3967, 4297, 4423, 6229, 6427, 6679, 7621, 7741, 10429, 11353, 12739, 14593, 14929, 15259, 15541, 15937, 16981, 17449, 17911, 21187, 23899, 24697, 25633, 27481, 28789, 29611, 29833, 30253, 30703 (list; graph; listen)

	OFFSET	`1,1`
	CROSSREFS	`Sequence in context: A047977 A139403 A087820 this_sequence A134039 A116522 A108056` `Adjacent sequences: A023283 A023284 A023285 this_sequence A023287 A023288 A023289`
	KEYWORD	`nonn`
	AUTHOR	`David W. Wilson (davidwwilson(AT)comcast.net)`

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Last modified August 29 14:50 EDT 2008. Contains 143238 sequences.

AT&T Labs Research