Number of nX4 integer arrays with each element equal to the number of horizontal, vertical, diagonal and antidiagonal neighbors exactly one smaller than itself.
A266064
Number of nX4 integer arrays with each element equal to the number of horizontal, vertical, diagonal and antidiagonal neighbors exactly one smaller than itself.
Terms
- a(0) =5a(1) =89a(2) =81a(3) =525a(4) =8262a(5) =25663a(6) =148323a(7) =1480037a(8) =7361668a(9) =43625889a(10) =337487030a(11) =1992491986a(12) =12259297662a(13) =84919942819a(14) =531642104603
External references
- oeis: A266064