33554189domain: NAppears in sequencesa(n) = 2^(n^2) - 3^n.at n=5A120773a(n) = 2^n - 243.at n=25A220089Decimal representation of the diagonal from the corner to the origin of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 801", based on the 5-celled von Neumann neighborhood.at n=24A286825