id:A034811 - OEIS Search Results

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Concatenation of 'nextprime(n) and n and prevprime(n)' is a prime.

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8, 23, 32, 36, 44, 54, 66, 74, 77, 84, 91, 104, 113, 115, 122, 130, 132, 162, 174, 178, 187, 188, 191, 204, 212, 222, 224, 232, 235, 259, 267, 281, 286, 295, 302, 305, 317, 325, 344, 353, 367, 368, 384, 389, 391, 401, 406, 427, 430, 433, 457, 458, 461, 464 (list; graph; listen)

	OFFSET	`0,1`
	EXAMPLE	`n=353 -> next prime is 359, previous prime is 349, thus '359353349' is a prime.`
	CROSSREFS	`Cf. A034808-A034821.` `Sequence in context: A109271 A029755 A022420 this_sequence A003342 A047719 A114381` `Adjacent sequences: A034808 A034809 A034810 this_sequence A034812 A034813 A034814`
	KEYWORD	`nonn,base`
	AUTHOR	`Patrick De Geest (pdg(AT)worldofnumbers.com), Oct 15 1998.`

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Last modified December 4 14:15 EST 2008. Contains 151279 sequences.

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