32225410domain: NAppears in sequencesNumber of (n+1)X(2+1) 0..3 arrays with no element greater than all horizontal neighbors or equal to all vertical neighbors.at n=5A238924T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with no element greater than all horizontal neighbors or equal to all vertical neighbors.at n=26A238929