838126848

Appears in sequences

• Number of n X n arrays of occupancy after each element moves to some horizontal or vertical neighbor but without 2-loops.at n=4A217339
• Number of n X 5 arrays of occupancy after each element moves to some horizontal or vertical neighbor but without 2-loops.at n=4A217343
• T(n,k) = Number of n X k arrays of occupancy after each element moves to some horizontal or vertical neighbor but without 2-loops.at n=40A217346