Number of (n+2)X(3+2) 0..1 arrays with every 3X3 subblock diagonal maximum minus antidiagonal maximum nondecreasing horizontally, vertically and ne-to-sw antidiagonally.
A254087
Number of (n+2)X(3+2) 0..1 arrays with every 3X3 subblock diagonal maximum minus antidiagonal maximum nondecreasing horizontally, vertically and ne-to-sw antidiagonally.
Terms
- a(0) =22728a(1) =437412a(2) =9231485a(3) =194642351a(4) =4074710828a(5) =85580284203
External references
- oeis: A254087