1861931060domain: NAppears in sequencesNumber of (n+1) X (4+1) arrays of permutations of 0..n*5+4 with each element having index change +-(.,.) 0,0 1,1 or 1,2.at n=6A264067Number of (7+1) X (n+1) arrays of permutations of 0..n*8+7 with each element having index change +-(.,.) 0,0 1,1 or 1,2.at n=3A264076