225873

Appears in sequences

• Number of nX3 arrays of occupancy after each element stays put or moves to some horizontal or vertical neighbor, without move-in move-out left turns.at n=3A221770
• Number of nX4 arrays of occupancy after each element stays put or moves to some horizontal or vertical neighbor, without move-in move-out left turns.at n=2A221771
• T(n,k)=Number of nXk arrays of occupancy after each element stays put or moves to some horizontal or vertical neighbor, without move-in move-out left turns.at n=17A221773
• T(n,k)=Number of nXk arrays of occupancy after each element stays put or moves to some horizontal or vertical neighbor, without move-in move-out left turns.at n=18A221773