16436223

Appears in sequences

• Number of n X n arrays of occupancy after each element stays put or moves to some horizontal or antidiagonal neighbor.at n=3A221120
• Number of n X 4 arrays of occupancy after each element stays put or moves to some horizontal or antidiagonal neighbor.at n=3A221122
• T(n,k)=Number of nXk arrays of occupancy after each element stays put or moves to some horizontal or antidiagonal neighbor.at n=24A221125
• Number of 4Xn arrays of occupancy after each element stays put or moves to some horizontal or antidiagonal neighbor.at n=3A221128