586844

Appears in sequences

• Number of nX(n+1) arrays of permutations of n+1 copies of 0..n-1 with every element equal to or 1 greater than any north or west neighbors modulo n and the upper left element equal to 0.at n=6A268117
• Number of 7Xn arrays containing n copies of 0..7-1 with every element equal to or 1 greater than any north or west neighbors modulo 7 and the upper left element equal to 0.at n=7A268123