56229domain: NAppears in sequencesSelf-convolution cube of A113669, where a(n) = A113669(n+1)/(n+1).at n=5A113663Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 299", based on the 5-celled von Neumann neighborhood.at n=7A271153