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A168002 Duplicate of A079559. 0
1, 0, 1, 1, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 1, 1, 0, 1, 1, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 1, 1, 0, 1, 1, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 1, 1, 0, 1, 1, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0, 1, 1, 0, 1, 1, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 1, 1, 0, 1, 1, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 1, 1, 0, 1, 1, 0, 0, 1, 1, 0, 1, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Name was: Parity of positive integers of the toothpick sequence in the first quadrant A153000.

Same as A079559: reduce the g.f. of A153000 mod 2 to see this. [Joerg Arndt, Aug 07 2013]

LINKS

Table of n, a(n) for n=1..105.

David Applegate, Omar E. Pol and N. J. A. Sloane, The Toothpick Sequence and Other Sequences from Cellular Automata

N. J. A. Sloane, Catalog of Toothpick and Cellular Automata Sequences in the OEIS

FORMULA

a(n) = A000035(A153000(n)). - Omar E. Pol, Aug 06 2013

CROSSREFS

Cf. A040051, A079559, A139250, A153000

Sequence in context: A141212 A137893 A108882 * A070829 A118175 A179762

Adjacent sequences:  A167999 A168000 A168001 * A168003 A168004 A168005

KEYWORD

nonn,dead

AUTHOR

Omar E. Pol, Nov 29 2009

EXTENSIONS

More terms from R. J. Mathar, Dec 04 2009

STATUS

approved

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Last modified September 23 12:26 EDT 2014. Contains 247167 sequences.