Number of (n+1)X(7+1) 0..1 arrays with every 2X2 subblock diagonal maximum minus antidiagonal maximum nondecreasing horizontally, vertically and ne-to-sw antidiagonally.
A253349
Number of (n+1)X(7+1) 0..1 arrays with every 2X2 subblock diagonal maximum minus antidiagonal maximum nondecreasing horizontally, vertically and ne-to-sw antidiagonally.
Terms
- a(0) =6740a(1) =263920a(2) =8338384a(3) =294030700a(4) =9895936900a(5) =340810754556
External references
- oeis: A253349