30987264

Appears in sequences

• Number of nX1 0..2 arrays with no more than floor(nX1/2) elements equal to at least one horizontal or vertical neighbor, with new values introduced in row major 0..2 order.at n=17A222848
• Number of n X 2 0..2 arrays with no more than floor(nX2/2) elements equal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..2 order.at n=8A223120