302850domain: NAppears in sequencesCoordination sequence for A_5 lattice.at n=13A008385Number of integer sequences of length n+1 with sum zero and sum of absolute values 26.at n=4A157062Number of n X 3 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 0 1 and 1 0 0 vertically.at n=8A207712