200072

Appears in sequences

• Number of nX3 arrays of occupancy after each element moves to some horizontal or vertical neighbor, with no occupancy greater than 2.at n=4A221134
• Number of nX5 arrays of occupancy after each element moves to some horizontal or vertical neighbor, with no occupancy greater than 2.at n=2A221136
• T(n,k) = number of n X k arrays of occupancy after each element moves to some horizontal or vertical neighbor, with no occupancy greater than 2.at n=23A221139
• T(n,k) = number of n X k arrays of occupancy after each element moves to some horizontal or vertical neighbor, with no occupancy greater than 2.at n=25A221139