8350154domain: NAppears in sequencesNumber of nX7 0..3 arrays with rows unimodal and columns nondecreasing.at n=2A223986T(n,k)=Number of nXk 0..3 arrays with rows unimodal and columns nondecreasing.at n=38A223987Number of 3Xn 0..3 arrays with rows unimodal and columns nondecreasing.at n=6A223988