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A161837
First differences of
A161836
.
4
0, 0, 0, 3, 0, 0, 0, 6, 6
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OFFSET
1,4
LINKS
Table of n, a(n) for n=1..9.
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
CROSSREFS
Cf.
A160120
,
A161419
,
A161829
,
A161836
.
Sequence in context:
A370108
A285852
A096528
*
A299163
A326128
A369931
Adjacent sequences:
A161834
A161835
A161836
*
A161838
A161839
A161840
KEYWORD
more
,
nonn
AUTHOR
Omar E. Pol
, Jun 21 2009
STATUS
approved
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Last modified April 19 08:08 EDT 2024. Contains 371782 sequences. (Running on oeis4.)