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A294447 Lengths of square subwords (WW) of Kolakoski sequence A000002. 1
2, 4, 6, 18, 54 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Carpi also shows that the Kolakoski sequence contains no cubes.

LINKS

Table of n, a(n) for n=1..5.

Arturo Carpi, On repeated factors in C∞-words, Information Processing Letters 52 (1994), 289-294.

CROSSREFS

Cf. A000002.

Sequence in context: A233919 A111115 A195328 * A143085 A304756 A005227

Adjacent sequences:  A294444 A294445 A294446 * A294448 A294449 A294450

KEYWORD

nonn,fini,full

AUTHOR

N. J. A. Sloane, Nov 21 2017

STATUS

approved

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Last modified August 9 22:52 EDT 2020. Contains 336335 sequences. (Running on oeis4.)