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A097996 Cell populations in the development of the L-pentomino with the 2D cellular automaton rule "Seeds" (/2). 3
5, 5, 7, 11, 17, 17, 30, 32, 26, 26, 43, 41, 37, 40, 71, 56, 54, 54, 69, 81, 84, 104, 109, 96, 114, 123, 142, 128, 134, 141, 172, 182, 216, 224, 239, 255, 283, 265, 351, 304, 358, 370, 411, 411, 407, 434, 470, 488, 514, 556, 567, 568, 597, 657, 659, 704, 739, 793 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Eric M. Schmidt, Table of n, a(n) for n = 0..1000

Eric M. Schmidt, C++ code to compute this sequence

Mirek Wojtowicz, Information on many 2D cellular automata

Index entries for sequences related to cellular automata

EXAMPLE

a(1)= 5 because the L-pentomino contains 5 cells. a(2)= 5 because 5 cells are neighbors (in a Moore neighborhood) of exactly 2 of the original 5 cells. a(3)= 7 because 7 cells are neighbors of exactly 2 of the previous 5 cells.

CROSSREFS

Cf. A097981, A097995.

Sequence in context: A154583 A300916 A134125 * A033300 A134130 A078551

Adjacent sequences:  A097993 A097994 A097995 * A097997 A097998 A097999

KEYWORD

nonn

AUTHOR

Oliver Pechenik, Sep 08 2004

EXTENSIONS

Offset changed by Eric M. Schmidt, Mar 10 2013

STATUS

approved

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Last modified September 17 04:49 EDT 2019. Contains 327119 sequences. (Running on oeis4.)