A097996 Cell populations in the development of the L-pentomino with the 2D cellular automaton rule "Seeds" (/2).

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

Offset: 0

Author

Oliver Pechenik, Sep 08 2004

Keywords

• nonn

Examples

			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.
		

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

Crossrefs

Cf. A097981, A097995.

Extensions

Offset changed by Eric M. Schmidt, Mar 10 2013