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4, 7, 9, 10, 15, 22, 21, 14, 15, 23, 28, 35, 52, 64, 49, 22, 15, 23, 28, 35, 52, 65, 56, 43, 53, 74, 91, 122, 168, 176, 113, 38, 15, 23, 28, 35, 52, 65, 56, 43, 53, 74, 91, 122, 168, 177, 120, 59, 53, 74, 91, 122, 169, 186, 155, 139, 180, 239, 304, 412, 512, 464, 257, 70, 15
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,1
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LINKS
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Table of n, a(n) for n=0..64.
David Applegate, Omar E. Pol and N. J. A. Sloane, The Toothpick Sequence and Other Sequences from Cellular Automata, Congressus Numerantium, Vol. 206 (2010), 157-191. [There is a typo in Theorem 6: (13) should read u(n) = 4.3^(wt(n-1)-1) for n >= 2.]
N. J. A. Sloane, Catalog of Toothpick and Cellular Automata Sequences in the OEIS
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CROSSREFS
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Cf. A139250, A139251, A152968, A152978, A152980, A153006.
Sequence in context: A234429 A291201 A310940 * A010454 A272015 A310941
Adjacent sequences: A152998 A152999 A153000 * A153002 A153003 A153004
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KEYWORD
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nonn
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AUTHOR
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Omar E. Pol, Dec 16 2008, Dec 21 2008
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EXTENSIONS
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Edited by N. J. A. Sloane, Jun 07 2009, Jul 18 2009
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STATUS
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approved
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