1803007domain: NAppears in sequencesNumber of (n+1)X(n+1) 0..6 arrays with every 2X2 subblock summing to 12.at n=3A183663Number of (n+1) X 5 0..6 arrays with every 2 X 2 subblock summing to 12.at n=3A183667T(n,k)=Number of (n+1)X(k+1) 0..6 arrays with every 2X2 subblock summing to 12.at n=24A183672