17859079domain: NAppears in sequencesNumber of (n+1) X (1+1) 0..2 arrays with the maximum plus the minimum of every 2 X 2 subblock equal.at n=7A238173T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with the maximum plus the minimum of every 2X2 subblock equal.at n=28A238180