84836domain: NAppears in sequencesDiagonal sums of number array A082043.at n=19A082045Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 182", based on the 5-celled von Neumann neighborhood.at n=8A270631a(n) = Sum_{d|n} sigma_3(d).at n=39A321140