17406354domain: NAppears in sequencesNumber of (n+1)X(5+1) arrays of permutations of 0..n*6+5 with each element having directed index change -1,-1 1,0 -1,-2 -2,-2 or 0,1.at n=6A264673Number of (7+1)X(n+1) arrays of permutations of 0..n*8+7 with each element having directed index change -1,-1 1,0 -1,-2 -2,-2 or 0,1.at n=4A264682