20873080

Appears in sequences

• Number of (n+1)X(n+1) 0..3 arrays with every 2X2 subblock having two distinct values, and new values 0..3 introduced in row major order.at n=3A209806
• Number of (n+1)X5 0..3 arrays with every 2X2 subblock having two distinct values, and new values 0..3 introduced in row major order.at n=3A209810
• T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with every 2X2 subblock having two distinct values, and new values 0..3 introduced in row major order.at n=24A209814