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A169729
Critical block length for legal totalistic k=2, r=2 cellular automaton with code 2n (-1 indicates the value is infinite).
0
5, 12, 7, 12, 36, 5, 5, 5, 5, 36, 12, 7, 12, 5, 3, 3, 5, 12, 7, 12, -1, 5, 5, 5, 5, 22, 12, 7, 12, 5
OFFSET
1,1
REFERENCES
S. Wolfram, Universality and cpmplexity in cellular automata, Physica 10D (1984), 1-35 (reprinted in Celluar Automata, ed. D. Farmer et al., North-Holland, 1984).
CROSSREFS
Sequence in context: A342069 A046610 A009842 * A070368 A066326 A015242
KEYWORD
sign
AUTHOR
N. J. A. Sloane, Apr 29 2010
STATUS
approved