638996

Appears in sequences

• Number of n X n 0..3 arrays with rows and columns unimodal and antidiagonals nondecreasing.at n=3A224044
• Number of n X 4 0..3 arrays with rows and columns unimodal and antidiagonals nondecreasing.at n=3A224046
• T(n,k)=Number of nXk 0..3 arrays with rows and columns unimodal and antidiagonals nondecreasing.at n=24A224050