
1, 2, 4, 6, 8, 14, 16, 18, 20, 30, 44, 46, 56, 70, 104, 128, 130, 148, 182, 244, 336, 352, 354, 372, 478, 608, 824, 1024, 1026, 1048, 1054, 1198, 1564, 2040, 2672, 2976, 2978, 3000, 3150, 3960, 5168, 6752, 8320, 8322, 8344, 8348, 8494, 8550, 9306
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OFFSET

1,2


COMMENTS

Excluding the initial 1, this sequence also gives the records in A151688.  Nathaniel Johnston, Apr 10 2011


LINKS

Table of n, a(n) for n=1..49.
David Applegate, Omar E. Pol and N. J. A. Sloane, The Toothpick Sequence and Other Sequences from Cellular Automata, Congressus Numerantium, Vol. 206 (2010), 157191. [There is a typo in Theorem 6: (13) should read u(n) = 4.3^(wt(n1)1) for n >= 2.]
N. J. A. Sloane, Catalog of Toothpick and Cellular Automata Sequences in the OEIS


CROSSREFS

Toothpick structure: A139250.
Cf. A139251, A139252, A152968.
Cf. A152978.
Sequence in context: A086526 A086529 A054409 * A089747 A274170 A173144
Adjacent sequences: A152970 A152971 A152972 * A152974 A152975 A152976


KEYWORD

nonn


AUTHOR

Omar E. Pol, Dec 16 2008


EXTENSIONS

More terms from Omar E. Pol, Dec 20 2008
a(17)a(49) from Nathaniel Johnston, Apr 10 2011


STATUS

approved

