Hilltop maps: number of 5Xn binary arrays indicating the locations of corresponding elements not exceeded by any horizontal or antidiagonal neighbor in a random 0..3 5Xn array.
A218814
Hilltop maps: number of 5Xn binary arrays indicating the locations of corresponding elements not exceeded by any horizontal or antidiagonal neighbor in a random 0..3 5Xn array.
Terms
- a(0) =1a(1) =895a(2) =30719a(3) =1015887a(4) =32496361a(5) =1039681033a(6) =33267198605
External references
- oeis: A218814