61473domain: NAppears in sequencesa(n) = 64*n^2 - n.at n=30A157948a(n) = 961*n^2 - 31.at n=7A158679Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 579", based on the 5-celled von Neumann neighborhood.at n=40A273028