A094867 Number of iterations of the LQTL cellular automaton required to generate a square of cells in identical states.

4, 8, 32, 64, 416, 832

Offset: 0

Author

Robert H Barbour and J. Chapman, Jun 15 2004

Keywords

• nonn
• fini

Comments

For the definition of the LQTL CA, see A102127. The square of size 1 on iteration 1 is not included.

Examples

			After step a(5) = 832 of the cellular automaton, the nonempty cells form a 8x8 square, all cells in state 2.
		

Links

• P. Sarkar, A Brief History of Cellular Automata, ACM Computing Surveys, Vol. 32, No. 1, March 2000.

Crossrefs

Cf. A094266, A102110, A204810.

Extensions

Edited by Andrey Zabolotskiy, Nov 05 2023