id:A090713 - OEIS Search Results

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Primes p with property that if p = d_1 d_2 ... d_k when written in base 17, then the string d_1 d_2 ... d_k is again a prime in base 10.

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2, 3, 5, 7, 37, 43, 71, 103, 109, 139, 347, 349, 443, 449, 619, 647, 683, 887, 919, 1259, 1571, 1601, 1607, 1741, 1873, 2083, 2347, 2417, 2659, 2689, 4933, 4967, 4973, 4999, 5651, 5783, 5821, 6163, 6673, 6803, 6971, 7079, 7243, 7351, 7591 (list; graph; listen)

	OFFSET	`1,1`
	EXAMPLE	`23 is a decimal prime. Converting 23 base 17 to base 10 produces 37 which is a decimal prime. So 37 is a member.`
	CROSSREFS	`Sequence in context: A048415 A029974 A065727 this_sequence A090912 A048416 A048401` `Adjacent sequences: A090710 A090711 A090712 this_sequence A090714 A090715 A090716`
	KEYWORD	`base,nonn`
	AUTHOR	`Cino Hilliard (hillcino368(AT)gmail.com), Jan 18 2004`
	EXTENSIONS	`Edited by njas, Feb 07 2007`

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Last modified September 6 16:04 EDT 2008. Contains 143483 sequences.

AT&T Labs Research