Number of nX4 0..2 arrays with rows and columns in lexicographic nondecreasing order but with exactly two mistakes.
A278410
Number of nX4 0..2 arrays with rows and columns in lexicographic nondecreasing order but with exactly two mistakes.
Terms
- a(0) =15a(1) =2550a(2) =201539a(3) =11454780a(4) =514122657a(5) =20086951472a(6) =724313811311
External references
- oeis: A278410