id:A111070 - OEIS Search Results

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Twin prime pairs using digits 1 and 3 only. a(2k) = a(2k-1) + 2. Both the members of the twin prime pairs are included.

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11, 13, 311, 313, 131111, 131113, 313331, 313333, 1131131, 1131133, 3331331, 3331333, 3333131, 3333133, 3333311, 3333313, 111113111, 111113113, 113331311, 113331313, 331313111, 331313113, 331331111, 331331113, 333331331, 333331333 (list; graph; listen)

	OFFSET	`1,1`
	CROSSREFS	`Sequence in context: A094621 A064759 A093605 this_sequence A110115 A073765 A096074` `Adjacent sequences: A111067 A111068 A111069 this_sequence A111071 A111072 A111073`
	KEYWORD	`base,nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Jan 02 2006`
	EXTENSIONS	`Corrected and extended by Farideh Firoozbakht (f.firoozbakht(AT)math.ui.ac.ir), Jan 05 2006`

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.

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