id:A090513 - OEIS Search Results

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Least m exceeding the previous term such that the concatenation mnm is prime.

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3, 7, 11, 17, 21, 23, 111, 121, 137, 183, 1003, 1031, 1047, 1081, 1103, 1131, 1153, 1249, 1253, 1273, 1277, 1301, 1317, 1321, 1323, 1333, 1343, 1371, 1387, 1439, 1463, 1467, 1469, 1473, 1549 (list; graph; listen)

	OFFSET	`1,1`
	EXAMPLE	`313,727,11311, etc. are primes.`
	CROSSREFS	`Cf. A089749, A090514.` `Sequence in context: A049098 A119992 A023249 this_sequence A081515 A023234 A134707` `Adjacent sequences: A090510 A090511 A090512 this_sequence A090514 A090515 A090516`
	KEYWORD	`base,nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Dec 06 2003`
	EXTENSIONS	`More terms from Ray G. Opao (1260(AT)email.com), Nov 18 2004`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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