id:A085869 - OEIS Search Results

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Numbers n such that n and its digit reversal have the same prime signature.

+0
5

1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 13, 15, 17, 22, 26, 31, 33, 37, 39, 44, 51, 55, 58, 62, 66, 71, 73, 77, 79, 85, 88, 93, 97, 99, 101, 107, 111, 113, 115, 117, 121, 122, 123, 129, 131, 141, 143, 149, 151, 155, 157, 158, 159, 161, 165, 167, 169, 171, 177, 178, 179, 181 (list; graph; listen)

	OFFSET	`1,2`
	EXAMPLE	`15 is a member 15 = 35, and 51 = 317 both have the prime signature p*q, p and q are primes.`
	CROSSREFS	`Cf. A062895.` `Sequence in context: A088450 A108641 A062895 this_sequence A068892 A106801 A124868` `Adjacent sequences: A085866 A085867 A085868 this_sequence A085870 A085871 A085872`
	KEYWORD	`base,easy,nonn`
	AUTHOR	`Amarnath Murthy and Meenakshi Srikanth (amarnath_murthy(AT)yahoo.com), Jul 06 2003`
	EXTENSIONS	`Corrected and extended by Ray Chandler (rayjchandler(AT)sbcglobal.net), Aug 08 2003`

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Last modified July 24 12:00 EDT 2008. Contains 142294 sequences.

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