id:A023328 - OEIS Search Results

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Numbers n such that n remains prime through 4 iterations of function f(x) = 10x + 3.

+0
1

2, 10061, 11777, 17489, 17839, 19379, 19441, 20071, 21773, 30809, 32069, 36529, 39511, 40973, 45503, 52223, 66943, 83813, 100613, 112213, 120067, 135089, 144427, 151573, 156887, 161093, 164999, 179111, 179497, 185923, 200713, 219943, 227489 (list; graph; listen)

	OFFSET	`1,1`
	CROSSREFS	`Sequence in context: A129057 A104904 A086563 this_sequence A134656 A128122 A082178` `Adjacent sequences: A023325 A023326 A023327 this_sequence A023329 A023330 A023331`
	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.

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