574800

Appears in sequences

• Number of n X 2 arrays of occupancy after each element stays put or moves to some king-move neighbor.at n=5A221223
• T(n,k)=Number of nXk arrays of occupancy after each element stays put or moves to some king-move neighbor.at n=22A221225
• T(n,k)=Number of nXk arrays of occupancy after each element stays put or moves to some king-move neighbor.at n=26A221225