115711

Appears in sequences

• Number of (n+1)X(n+1) -9..9 symmetric matrices with every 2X2 subblock having sum zero and one or three distinct values.at n=10A211551
• 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 497", based on the 5-celled von Neumann neighborhood.at n=16A282677
• 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 499", based on the 5-celled von Neumann neighborhood.at n=16A282681