Number of nX6 0..2 arrays with rows and columns in lexicographic nondecreasing order but with exactly one mistake.

A278307

Number of nX6 0..2 arrays with rows and columns in lexicographic nondecreasing order but with exactly one mistake.

Terms

    a(0) =266a(1) =51562a(2) =11557658a(3) =2506281752a(4) =507575149862

External references