214135

Appears in sequences

• Decimal representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 606", based on the 5-celled von Neumann neighborhood.at n=17A283259
• The number of points in the Euclidean plane that can be determined via a straightedge-and-compass construction using no lines and n or fewer circles.at n=6A383085