Hilltop maps: number of nX7 binary arrays indicating the locations of corresponding elements not exceeded by any horizontal or antidiagonal neighbor in a random 0..2 nX7 array.
A218591
Hilltop maps: number of nX7 binary arrays indicating the locations of corresponding elements not exceeded by any horizontal or antidiagonal neighbor in a random 0..2 nX7 array.
Terms
- a(0) =97a(1) =14189a(2) =1798967a(3) =228191491a(4) =28976110305
External references
- oeis: A218591