Number of nX4 integer arrays with each element equal to the number of horizontal, vertical and antidiagonal neighbors less than or equal to itself.
A265963
Number of nX4 integer arrays with each element equal to the number of horizontal, vertical and antidiagonal neighbors less than or equal to itself.
Terms
- a(0) =7a(1) =1491a(2) =5582a(3) =1111758a(4) =74291246a(5) =4880049141a(6) =389508194942
External references
- oeis: A265963