id:A090711 - OEIS Search Results

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Primes p with property that if p = d_1 d_2 ... d_k when written in base 11, then the string d_1 d_2 ... d_k is again a prime in base 10.

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2, 3, 5, 7, 31, 47, 67, 73, 97, 163, 223, 227, 229, 271, 311, 317, 331, 397, 421, 443, 449, 557, 683, 727, 733, 773, 883, 953, 977, 991, 997, 1063, 1109, 1129, 1367, 1373, 1433, 1483, 1607, 1613, 1637, 1657, 1697, 1723, 1783, 1871, 1873, 1879, 2027, 2203, 2269 (list; graph; listen)

	OFFSET	`1,1`
	EXAMPLE	`29 is a decimal prime. Converting 29 base 11 to base 10 produces 31 which is a decimal prime. So 31 is a member.`
	CROSSREFS	`Cf. A090712.` `Adjacent sequences: A090708 A090709 A090710 this_sequence A090712 A090713 A090714` `Sequence in context: A052013 A054797 A052014 this_sequence A067907 A048415 A029974`
	KEYWORD	`base,nonn`
	AUTHOR	`Cino Hilliard (hillcino368(AT)gmail.com), Jan 18 2004`
	EXTENSIONS	`Edited by N. J. A. Sloane (njas(AT)research.att.com), Feb 07 2007`

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Last modified November 9 12:23 EST 2009. Contains 166233 sequences.

AT&T Labs Research