Number of nX5 0..n+5-2 arrays with upper left zero and lower right n+5-2 and each element differing from its horizontal and antidiagonal neighbors by one or two.
A265463
Number of nX5 0..n+5-2 arrays with upper left zero and lower right n+5-2 and each element differing from its horizontal and antidiagonal neighbors by one or two.
Terms
- a(0) =9a(1) =765a(2) =121819a(3) =17481072a(4) =2002867877a(5) =274085245804
External references
- oeis: A265463