id:A084002 - OEIS Search Results

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a(1) = 9; then numbers such that the concatenation a(n)a(n-1)...a(2)a(1)a(2)...a(n-1)a(n) is a prime for n>1.

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9, 1, 7, 17, 9, 9, 1, 51, 29, 21, 49, 107, 37, 63, 329, 69, 93, 1, 53, 9, 79, 219, 267, 59, 457, 189, 599, 277, 743, 67, 59, 379, 33, 231, 83, 381, 451, 11, 451, 791, 289, 323, 87, 241, 447, 189, 189, 1107, 903, 393, 219, 629, 931, 797, 49, 261, 233, 93, 1239, 663 (list; graph; listen)

	OFFSET	`0,1`
	CROSSREFS	`Cf. A083996, A083997, A083998, A083999, A084000, A084001, A084003.` `Sequence in context: A021113 A019948 A154207 this_sequence A065444 A010169 A113657` `Adjacent sequences: A083999 A084000 A084001 this_sequence A084003 A084004 A084005`
	KEYWORD	`base,nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), May 23 2003`
	EXTENSIONS	`More terms from Ray Chandler (rayjchandler(AT)sbcglobal.net), Aug 03 2003`

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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.

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