10856237680domain: NAppears in sequencesNumber of nX4 arrays of permutations of 4 copies of 0..n-1 with no element plus any horizontal neighbor equal to n-1.at n=4A265881T(n,k)=Number of nXk arrays containing k copies of 0..n-1 with no element plus any horizontal neighbor equal to n-1.at n=32A265882