26264018

Appears in sequences

• Number of nX4 arrays of occupancy after each element stays put or moves to some king-move neighbor, with every occupancy equal to zero or two.at n=6A221336
• T(n,k)=Number of nXk arrays of occupancy after each element stays put or moves to some king-move neighbor, with every occupancy equal to zero or two.at n=48A221337