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A079359 Iterate the process: "sum of terms of n-th run" on the Kolakoski sequence until all runs have length 1. +0
1
1, 8, 1, 4, 1, 4, 6, 4, 1, 6, 1, 4, 8, 1, 4, 1, 8, 1, 4, 1, 8, 4, 1, 8, 1, 4, 8, 1, 4, 1, 8, 1, 8, 1, 4, 1, 4, 6, 4, 1, 6, 1, 4, 1, 4, 8, 1, 4, 6, 4, 1, 8, 4, 1, 8, 1, 4, 1, 8, 1, 4, 1 (list; graph; listen)
OFFSET

1,2

COMMENT

Is it enough to apply the process three times only to obtain all runs of length 1? Then all terms should have values among 1,4,6 or 8.

EXAMPLE

Kolakoski sequence begins 1,2,2,1,1,2,1,2,2,1,2,2,1,1,2,1,1,2,2, When process is applied once: 1,2+2,1+1,2,1,2+2,1,2+2, --> 1,4,2,2,1,4,1,4,...Twice: 1,4,2+2,1,4...->1,4,4,1,4 ... Three times -> 1,8,1,4...

CROSSREFS

Cf. A000002.

Sequence in context: A011469 A140457 A110194 this_sequence A010156 A154190 A019981

Adjacent sequences: A079356 A079357 A079358 this_sequence A079360 A079361 A079362

KEYWORD

nonn

AUTHOR

Benoit Cloitre (benoit7848c(AT)orange.fr), Feb 15 2003

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Last modified November 24 19:42 EST 2009. Contains 167435 sequences.


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