id:A098707 - OEIS Search Results

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a(1) = 2 and for n>1: a(n) = smallest number m greater than a(n-1) with a digit d>1 occurring exactly once in decimal representations of m and a(n-1) and d=GCD(m,a(n-1)).

+0
2

2, 12, 26, 28, 62, 72, 82, 92, 102, 112, 142, 152, 162, 168, 184, 204, 206, 208, 210, 214, 216, 218, 230, 234, 236, 238, 240, 254, 256, 258, 260, 266, 268, 270, 274, 276, 278, 280, 286, 288, 290, 294, 296, 298, 302, 312, 315, 318, 321, 324, 326, 328, 342, 345 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`A098708(n) = GCD(a(n),a(n+1)).`
	CROSSREFS	`Sequence in context: A092825 A135396 A031048 this_sequence A152811 A102960 A166151` `Adjacent sequences: A098704 A098705 A098706 this_sequence A098708 A098709 A098710`
	KEYWORD	`nonn,base`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Sep 21 2004`

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

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