Number of nX5 0..3 arrays with rows in nondecreasing lexicographic order and columns in nonincreasing lexicographic order, but with exactly two mistakes.

A278796

Number of nX5 0..3 arrays with rows in nondecreasing lexicographic order and columns in nonincreasing lexicographic order, but with exactly two mistakes.

Terms

    a(0) =456a(1) =468496a(2) =263134490a(3) =118098679534

External references