id:A026338 - OEIS Search Results

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a(n) = a(m) if a(m) has already occurred exactly once and n = m+[ m/2 ]+1, else a(n) = least positive integer that has not yet occurred.

+0
4

1, 1, 2, 3, 2, 4, 3, 5, 6, 4, 7, 8, 5, 6, 9, 10, 7, 11, 8, 12, 13, 14, 9, 15, 10, 16, 17, 11, 18, 19, 12, 13, 20, 14, 21, 22, 15, 23, 24, 16, 17, 25, 26, 18, 27, 19, 28, 29, 30, 20, 31, 32, 21, 33, 22, 34, 35, 23, 24, 36, 37, 38, 39, 25, 26, 40 (list; graph; listen)

	OFFSET	`1,3`
	CROSSREFS	`Sequence in context: A026400 A026409 A085238 this_sequence A026242 A130526 A134834` `Adjacent sequences: A026335 A026336 A026337 this_sequence A026339 A026340 A026341`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

AT&T Labs Research