Number of (5+2)X(n+2) 0..1 arrays with every 3X3 subblock diagonal maximum plus antidiagonal minimum nondecreasing horizontally, vertically and ne-to-sw antidiagonally.
A254495
Number of (5+2)X(n+2) 0..1 arrays with every 3X3 subblock diagonal maximum plus antidiagonal minimum nondecreasing horizontally, vertically and ne-to-sw antidiagonally.
Terms
- a(0) =660480a(1) =21641920a(2) =640020096a(3) =20457240960a(4) =615887502592
External references
- oeis: A254495