Hilltop maps: number of nX6 binary arrays indicating the locations of corresponding elements not exceeded by any horizontal, diagonal or antidiagonal neighbor in a random 0..2 nX6 array.

A219061

Hilltop maps: number of nX6 binary arrays indicating the locations of corresponding elements not exceeded by any horizontal, diagonal or antidiagonal neighbor in a random 0..2 nX6 array.

Terms

    a(0) =49a(1) =3969a(2) =258353a(3) =16477441a(4) =1054068853a(5) =67441480753

External references