Number of 4Xn integer arrays with each element equal to the number of horizontal and antidiagonal neighbors less than itself.
A266036
Number of 4Xn integer arrays with each element equal to the number of horizontal and antidiagonal neighbors less than itself.
Terms
- a(0) =1a(1) =263a(2) =4659a(3) =118489a(4) =8260441a(5) =408513208a(6) =18310081145a(7) =893274482801
External references
- oeis: A266036