Number of (n+2)X(n+2) 0..1 arrays with every 3X3 subblock diagonal median minus antidiagonal median nondecreasing horizontally and vertically.
A253756
Number of (n+2)X(n+2) 0..1 arrays with every 3X3 subblock diagonal median minus antidiagonal median nondecreasing horizontally and vertically.
Terms
- a(0) =512a(1) =23096a(2) =1622944a(3) =259418152a(4) =84039781656
External references
- oeis: A253756