49407

Appears in sequences

• Expansion of (1-x)^(-1)/(1-2*x+2*x^2-2*x^3).at n=23A077858
• Number of (n+1) X 7 0..2 arrays with every 2 X 2 subblock commuting with each of its horizontal and vertical 2 X 2 subblock neighbors.at n=6A186469
• Number of (n+1)X8 0..2 arrays with every 2X2 subblock commuting with each of its horizontal and vertical 2X2 subblock neighbors.at n=5A186470
• 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 355", based on the 5-celled von Neumann neighborhood.at n=15A281307
• 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 225", based on the 5-celled von Neumann neighborhood.at n=15A286963
• Partial sums of A299258.at n=39A299264
• Number of simple graphs on n unlabeled nodes with maximum degree exactly 2.at n=28A324740
• Number of matchings in the n-trapezohedral graph.at n=8A387581