id:A090708 - OEIS Search Results

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Decimal primes whose decimal representation in base 5 is also prime.

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2, 3, 23, 43, 131, 241, 313, 401, 1123, 1231, 1321, 2111, 2113, 2221, 2311, 3323, 4003, 4241, 4423, 10103, 10301, 10433, 11243, 11423, 12011, 12413 (list; graph; listen)

	OFFSET	`2,1`
	EXAMPLE	`13 is prime in decimal and 13 base 5 is 23 which is also prime in decimal.`
	CROSSREFS	`Sequence in context: A109615 A101001 A068887 this_sequence A120366 A041787 A090180` `Adjacent sequences: A090705 A090706 A090707 this_sequence A090709 A090710 A090711`
	KEYWORD	`base,nonn`
	AUTHOR	`Cino Hilliard (hillcino368(AT)gmail.com), Jan 18 2004`

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Last modified December 17 23:40 EST 2009. Contains 171025 sequences.

AT&T Labs Research