89130069domain: NAppears in sequencesNumber of (n+1)X(5+1) arrays of permutations of 0..n*6+5 with each element having directed index change 2,-1 1,0 2,1 0,-1 -2,-2 or -1,0.at n=6A264488Number of (7+1)X(n+1) arrays of permutations of 0..n*8+7 with each element having directed index change 2,-1 1,0 2,1 0,-1 -2,-2 or -1,0.at n=4A264495