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A283511 Length of shortest prefix of the Kolakoski sequence K (A000002) containing all blocks of length n that appear in K. 2
2, 5, 8, 22, 23, 25, 156, 157, 158, 159, 306, 356, 357, 358, 359, 360, 503, 690, 1432, 1433, 1434, 1435, 1436, 1437, 1438, 3014, 4507, 6280, 7726, 7727, 7728, 7729, 7730, 7731, 7732, 7733, 7734, 7735, 16857, 16858, 16859, 30365, 30366, 30367, 30368, 30369, 30370, 30371, 30372, 30373, 30374, 30375 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..52.

EXAMPLE

The Kolakoski sequence contains 10 distinct blocks of length 4; the last to appear is 2121, which appears for the first time beginning at position 19 of K (indexing starting at position 1), so a prefix of length 22 contains all 10 length-4 subwords.

CROSSREFS

Cf. A000002, A007782, A283511.

Sequence in context: A001005 A009735 A177245 * A137095 A092097 A195295

Adjacent sequences:  A283508 A283509 A283510 * A283512 A283513 A283514

KEYWORD

nonn

AUTHOR

Jeffrey Shallit, Mar 09 2017

STATUS

approved

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Last modified October 22 10:47 EDT 2018. Contains 316436 sequences. (Running on oeis4.)