Number of n X n integer arrays with each element equal to the number of horizontal and antidiagonal neighbors equal to itself.
A266006
Number of n X n integer arrays with each element equal to the number of horizontal and antidiagonal neighbors equal to itself.
Terms
- a(0) =1a(1) =1a(2) =6a(3) =9a(4) =70a(5) =473a(6) =10708a(7) =348557a(8) =4845667a(9) =64933909a(10) =9012724549a(11) =927373554115
External references
- oeis: A266006