Hilltop maps: number of n X 6 binary arrays indicating the locations of corresponding elements not exceeded by any horizontal, vertical or antidiagonal neighbor in a random 0..3 n X 6 array.
A218370
Hilltop maps: number of n X 6 binary arrays indicating the locations of corresponding elements not exceeded by any horizontal, vertical or antidiagonal neighbor in a random 0..3 n X 6 array.
Terms
- a(0) =57a(1) =4033a(2) =261121a(3) =16744435a(4) =1071613317a(5) =68583014753
External references
- oeis: A218370