

A160415


First differences of A160118.


6



1, 8, 4, 28, 4, 28, 12, 84, 4, 28, 12, 84, 12, 84, 36, 252, 4, 28, 12, 84, 12, 84, 36, 252, 12, 84, 36, 252, 36, 252, 108, 756, 4, 28, 12, 84, 12, 84, 36, 252, 12, 84, 36, 252, 36, 252, 108, 756
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OFFSET

1,2


COMMENTS

Number of cells turned "ON" at nth stage of the cellular automaton of A160118.


LINKS

Table of n, a(n) for n=1..48.
Index entries for sequences related to cellular automata


EXAMPLE

Contribution from Omar E. Pol, Mar 21 2011 (Start):
If written as a triangle begins:
1,
8,
4,28,
4,28,12,84,
4,28,12,84,12,84,36,252,
4,28,12,84,12,84,36,252,12,84,36,252,36,252,108,756,
(End)


CROSSREFS

Cf. A139251, A160118 A160411, A160413, A160417.
Sequence in context: A070290 A173855 A143368 * A160411 A033473 A238163
Adjacent sequences: A160412 A160413 A160414 * A160416 A160417 A160418


KEYWORD

nonn


AUTHOR

Omar E. Pol, Jun 13 2009


EXTENSIONS

More terms (a(8)a(38)) from Nathaniel Johnston, Nov 14 2010
21 terms corrected between a(13) and a(38). More terms (a(39)a(48)) from Omar E. Pol, Mar 21 2011.


STATUS

approved



