Number of nX6 integer arrays with each element equal to the number of horizontal and antidiagonal neighbors less than itself.
A266031
Number of nX6 integer arrays with each element equal to the number of horizontal and antidiagonal neighbors less than itself.
Terms
- a(0) =55a(1) =13796a(2) =2045306a(3) =408513208a(4) =82171346791
External references
- oeis: A266031