2147483639domain: NAppears in sequencesa(n) = 4*2^n - 9.at n=28A172252a(n) = 2^n - 9.at n=31A185346Decimal 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 670", based on the 5-celled von Neumann neighborhood.at n=30A283607