192567994720domain: NAppears in sequencesNumber of (n+1)X5 0..2 arrays with every 2X2 subblock having two distinct values, and new values 0..2 introduced in row major order.at n=6A209893Number of (n+1)X8 0..2 arrays with every 2X2 subblock having two distinct values, and new values 0..2 introduced in row major order.at n=3A209896