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A074265 Values of Kolakoski sequence A000002 at positions n = 0 mod 5. 2
1, 1, 2, 1, 1, 2, 2, 1, 2, 2, 1, 2, 2, 1, 2, 2, 1, 2, 1, 2, 2, 2, 1, 2, 1, 1, 2, 1, 2, 2, 1, 1, 2, 1, 1, 2, 1, 1, 2, 2, 1, 2, 2, 1, 2, 1, 2, 2, 1, 2, 2, 1, 1, 2, 1, 1, 2, 2, 1, 2, 2, 1, 2, 1, 2, 2, 2, 1, 1, 2, 1, 2, 1, 1, 2, 2, 2, 1, 2, 1, 2, 2, 2, 1, 2, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

Nathaniel Johnston, Table of n, a(n) for n = 1..10000

FORMULA

a(n) = A000002(5n).

EXAMPLE

The Kolakoski sequence begins 1,2,2,1,1,2,1,2,2,1,2,2,1,1,2,1,1,..., and the values at positions 5, 10, 15 are 1, 1, 2, so this sequence begins 1, 1, 2, ...

CROSSREFS

Sequence in context: A025142 A245936 A199596 * A254688 A002636 A196062

Adjacent sequences:  A074262 A074263 A074264 * A074266 A074267 A074268

KEYWORD

nonn,easy

AUTHOR

Jon Perry, Sep 20 2002

EXTENSIONS

Extended and offset changed by Nathaniel Johnston, May 02 2011

STATUS

approved

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Last modified September 22 22:24 EDT 2020. Contains 337291 sequences. (Running on oeis4.)