id:A113893 - OEIS Search Results

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Smallest prime obtained as a concatenation of prime(n) and prime(m) with m > n.

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23, 37, 523, 719, 1117, 1319, 1723, 1931, 2341, 2953, 3137, 3761, 4153, 4373, 4759, 53101, 59107, 6173, 6779, 71167, 73127, 79103, 8389, 89101, 97103, 101107, 103307, 107137, 109139, 113131, 127139, 131149, 137191, 139199, 149173, 151157, 157163 (list; graph; listen)

	OFFSET	`1,1`
	EXAMPLE	`a(6) = 1319 as 1317 is composite. prime(6) = 13.`
	CROSSREFS	`Sequence in context: A133980 A090312 A089782 this_sequence A134754 A134755 A050657` `Adjacent sequences: A113890 A113891 A113892 this_sequence A113894 A113895 A113896`
	KEYWORD	`base,nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Nov 18 2005`
	EXTENSIONS	`More terms from Stefan Steinerberger (hansibal(AT)hotmail.com) and Jim Nastos (nastos(AT)gmail.com), Nov 18 2005`

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Last modified November 18 20:14 EST 2008. Contains 147244 sequences.

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