459796683544domain: NAppears in sequencesNumber of nX4 0..3 arrays with adjacent row and column sums unequal.at n=4A202634Number of n X 5 0..3 arrays with adjacent row and column sums unequal.at n=3A202635T(n,k)=Number of nXk 0..3 arrays with adjacent row and column sums unequal.at n=31A202636