3140670344domain: NAppears in sequencesNumber of (n+1)X(2+1) 0..3 arrays with every 2X2 subblock summing to 5 6 or 7.at n=5A251375Number of (n+1)X(6+1) 0..3 arrays with every 2X2 subblock summing to 5 6 or 7.at n=1A251379T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with every 2X2 subblock summing to 5 6 or 7.at n=22A251381