2448948509domain: NAppears in sequencesNumber of (n+1)X(5+1) arrays of permutations of 0..n*6+5 with each element having directed index change 0,0 1,1 0,-1 -1,1 or 0,-2.at n=5A264241Number of (6+1)X(n+1) arrays of permutations of 0..n*7+6 with each element having directed index change 0,0 1,1 0,-1 -1,1 or 0,-2.at n=4A264250