Number of nX7 arrays of occupancy after each element moves to some horizontal or antidiagonal neighbor, with no occupancy greater than 2.
A221254
Number of nX7 arrays of occupancy after each element moves to some horizontal or antidiagonal neighbor, with no occupancy greater than 2.
Terms
- a(0) =32a(1) =14112a(2) =7356420a(3) =4085800416
External references
- oeis: A221254