5967248domain: NAppears in sequencesNumber of nX2 0..3 arrays with adjacent row and column sums unequal.at n=5A202632T(n,k)=Number of nXk 0..3 arrays with adjacent row and column sums unequal.at n=22A202636T(n,k)=Number of nXk 0..3 arrays with adjacent row and column sums unequal.at n=26A202636