4177919

Appears in sequences

• Decimal representation of the n-th iteration of the "Rule 121" elementary cellular automaton starting with a single ON (black) cell.at n=11A267294
• Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 549", based on the 5-celled von Neumann neighborhood.at n=21A289103