17266449domain: NAppears in sequencesT(n,k)=Number of nXk arrays of permutations of 0..n*k-1 with rows nondecreasing modulo 5 and columns nondecreasing modulo 6.at n=38A264714Number of 3Xn arrays of permutations of 0..n*3-1 with rows nondecreasing modulo 5 and columns nondecreasing modulo 6.at n=6A264716