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A152973 Records in A152968. 3
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 (list; graph; refs; listen; history; text; internal format)
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), 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

Toothpick structure: A139250.

Cf. A139251, A139252, 152968.

Cf. A152978. [From Omar E. Pol, Dec 20 2008]

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

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Last modified January 18 20:57 EST 2019. Contains 319282 sequences. (Running on oeis4.)