A060139 - OEIS

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A060139

Ordered set S defined by these rules: 0 and 1 are in S and if x is a nonzero number in S, then 3x-1 and 9x are in S.

0, 1, 2, 5, 9, 14, 18, 26, 41, 45, 53, 77, 81, 122, 126, 134, 158, 162, 230, 234, 242, 365, 369, 377, 401, 405, 473, 477, 485, 689, 693, 701, 725, 729, 1094, 1098, 1106, 1130, 1134, 1202, 1206, 1214, 1418, 1422, 1430, 1454, 1458, 2066, 2070, 2078, 2102, 2106 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,3`
	COMMENTS	`The numbers 1 and 9x occupy same positions in S that 1 occupies in the infinite Fibonacci word (A003849).`
	REFERENCES	`Preprint available from Clark Kimberling`
	CROSSREFS	`Sequence in context: A070986 A074793 A161767 * A025281 A160663 A024201` `Adjacent sequences: A060136 A060137 A060138 * A060140 A060141 A060142`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu), Mar 05 2001`

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Last modified February 15 14:02 EST 2012. Contains 205811 sequences.