Number of n X n 0..2 arrays with row and column sums one greater than the previous row and column.
A202858
Number of n X n 0..2 arrays with row and column sums one greater than the previous row and column.
Terms
- a(0) =3a(1) =6a(2) =42a(3) =1346a(4) =223456a(5) =202999208
External references
- oeis: A202858