Number of nX5 0..2 arrays with rows in nondecreasing lexicographic order and columns in nonincreasing lexicographic order, but with exactly three mistakes.
A278653
Number of nX5 0..2 arrays with rows in nondecreasing lexicographic order and columns in nonincreasing lexicographic order, but with exactly three mistakes.
Terms
- a(0) =6a(1) =19893a(2) =6920404a(3) =1386399220a(4) =208991393214
External references
- oeis: A278653