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A022294
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a(n) = least k>1 such that first n terms of Kolakoski sequence A000002 repeat beginning at k-th term.
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2
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4, 5, 7, 7, 10, 10, 10, 37, 37, 37, 37, 55, 55, 55, 55, 55, 55, 55, 82, 82, 82, 82, 82, 82, 82, 82, 82, 82, 460, 460, 460, 460, 460, 460, 460, 460, 460, 460, 460, 460, 460, 460, 460, 15585, 15585, 15585, 15585, 15585, 15585, 15585, 15585, 15585, 15585, 15585, 15585
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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EXAMPLE
| a(3) and a(4) are both 7 because A000002 begins 1, 2, 2, 1, 1, 2, 1, 2, 2, 1, 2, ... and 1, 2, 2 and 1, 2, 2, 1 both repeat at position 7.
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CROSSREFS
| Cf. A074300.
Sequence in context: A033557 A088298 A075992 * A087202 A010666 A196001
Adjacent sequences: A022291 A022292 A022293 * A022295 A022296 A022297
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KEYWORD
| nonn
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AUTHOR
| Clark Kimberling (ck6(AT)evansville.edu)
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