858993458

Appears in sequences

• G.f.: (4*x^2 + 2*x)/(4*x^3 - x^2 - 4*x + 1).at n=15A115243
• a(n) = floor(A140657(n+2)/10).at n=31A140659
• 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 126", based on the 5-celled von Neumann neighborhood.at n=29A274059