24950224domain: NAppears in sequencesNumber of (n+1)X(7+1) arrays of permutations of 0..n*8+7 with each element having directed index change -1,1 0,-1 0,1 or 1,0.at n=4A264505Number of (5+1)X(n+1) arrays of permutations of 0..n*6+5 with each element having directed index change -1,1 0,-1 0,1 or 1,0.at n=6A264511