id:A032663 - OEIS Search Results

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Primes that are the smallest concatenations of n with n + d (d = 0,1,2,3,...).

+0
2

11, 23, 13, 47, 37, 1217, 17, 29, 19, 211, 313, 617, 113, 619, 317, 419, 521, 421, 523, 827, 727, 223, 2143, 1033, 1741, 227, 127, 229, 331, 433, 131, 233, 739, 1447, 337, 439, 137, 239, 139, 241, 1151, 647, 547, 1861, 347, 449, 349, 653, 149, 251, 151, 859 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`First terms of sequences '11', A030458, A032625-A032632,continued with displacements d > 9.`
	EXAMPLE	`6th term is prime 1217: 17 - 12 = displacement 5 (=6-1).`
	CROSSREFS	`Cf. A032662.` `Sequence in context: A118133 A155973 A110044 this_sequence A119815 A046624 A143584` `Adjacent sequences: A032660 A032661 A032662 this_sequence A032664 A032665 A032666`
	KEYWORD	`nonn`
	AUTHOR	`Patrick De Geest (pdg(AT)worldofnumbers.com), May 15, 1998.`

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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.

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