Hilltop maps: number of nX6 binary arrays indicating the locations of corresponding elements not exceeded by any horizontal or vertical neighbor in a random 0..1 nX6 array.
A218352
Hilltop maps: number of nX6 binary arrays indicating the locations of corresponding elements not exceeded by any horizontal or vertical neighbor in a random 0..1 nX6 array.
Terms
- a(0) =31a(1) =2007a(2) =105913a(3) =5609569a(4) =300126903a(5) =16031828359a(6) =856149291505
External references
- oeis: A218352