268435450domain: NAppears in sequencesBinomial transform of [1,1,7,1,7,1,7,1,...].at n=26A131130Decimal 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 873", based on the 5-celled von Neumann neighborhood.at n=27A284350