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A074290 Difference between Kolakoski(n)=A000002(n) and 1 (n odd) or 2 (n even). 2
0, 0, 1, -1, 0, 0, 0, 0, 1, -1, 1, 0, 0, -1, 1, -1, 0, 0, 1, -1, 1, -1, 0, 0, 0, 0, 1, -1, 0, 0, 0, -1, 1, -1, 1, 0, 0, 0, 1, -1, 0, 0, 0, 0, 1, -1, 1, -1, 0, 0, 0, -1, 1, 0, 0, 0, 1, -1, 0, 0, 0, 0, 1, -1, 1, 0, 0, -1, 1, -1, 0, 0, 0, 0, 1, -1, 1, -1, 0, 0, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET
1
LINKS
EXAMPLE
Kolakoski (A000002): 1,2,2,1,1,2,1,2,... Subtracting 1,2,1,2,1,2,1,2,... we get 0,0,1,-1,0,0,0,0,...
CROSSREFS
Cf. A074291.
Sequence in context: A321694 A262684 A287382 * A091225 A175337 A285031
KEYWORD
sign,easy
AUTHOR
Jon Perry, Sep 21 2002
EXTENSIONS
Offset corrected by Nathaniel Johnston, May 02 2011
STATUS
approved

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Last modified March 29 06:57 EDT 2024. Contains 371265 sequences. (Running on oeis4.)