70048

Appears in sequences

• The number of connected components in all labeled directed graphs (with self loops allowed) on n nodes.at n=4A197743
• Decimal representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 201", based on the 5-celled von Neumann neighborhood.at n=16A279806