3572724domain: NAppears in sequencesNumber of n X 3 arrays containing 3 copies of 0..n-1 avoiding the pattern down-up in every row and equal-up in every column.at n=4A269478T(n,k)=Number of nXk arrays containing k copies of 0..n-1 avoiding the pattern down-up in every row and equal-up in every column.at n=25A269479