Hilltop maps: number of nX6 binary arrays indicating the locations of corresponding elements not exceeded by any horizontal or antidiagonal neighbor in a random 0..1 nX6 array.
A221444
Hilltop maps: number of nX6 binary arrays indicating the locations of corresponding elements not exceeded by any horizontal or antidiagonal neighbor in a random 0..1 nX6 array.
Terms
- a(0) =31a(1) =1577a(2) =76055a(3) =3669101a(4) =177320895a(5) =8569227073a(6) =414116287743
External references
- oeis: A221444