532676608domain: NAppears in sequencesa(n) = 0^n/2 + 2^n*(n^2+n+2)/4.at n=22A087431Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 283", based on the 5-celled von Neumann neighborhood.at n=28A287493