201392025

Appears in sequences

• Number of (n+1)X4 0..3 arrays with every 2X2 subblock having two distinct values, and new values 0..3 introduced in row major order.at n=5A209809
• Number of (n+1)X7 0..3 arrays with every 2X2 subblock having two distinct values, and new values 0..3 introduced in row major order.at n=2A209812
• 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=30A209814