Number of (n+2)X(5+2) 0..2 arrays with no 3x3 subblock diagonal sum equal to the antidiagonal sum or central row sum less than the central column sum.
A257384
Number of (n+2)X(5+2) 0..2 arrays with no 3x3 subblock diagonal sum equal to the antidiagonal sum or central row sum less than the central column sum.
Terms
- a(0) =349003536a(1) =5413133476a(2) =38404362240a(3) =188932792896
External references
- oeis: A257384