1578668020

Appears in sequences

• Number of nX5 arrays of permutations of 5 copies of 0..n-1 with every element equal to or 1 greater than any northeast neighbor modulo n and the upper left element equal to 0.at n=5A267835
• Number of 6Xn arrays containing n copies of 0..6-1 with every element equal to or 1 greater than any northeast neighbor modulo 6 and the upper left element equal to 0.at n=4A267839