1011912

Appears in sequences

• Half the number of (n+1) X 2 0..2 arrays with every 2 X 2 subblock having two or three distinct clockwise edge differences.at n=5A210269
• Half the number of (n+1)X7 0..2 arrays with every 2X2 subblock having two or three distinct clockwise edge differences.at n=0A210274
• T(n,k)=Half the number of (n+1)X(k+1) 0..2 arrays with every 2X2 subblock having two or three distinct clockwise edge differences.at n=15A210276
• T(n,k)=Half the number of (n+1)X(k+1) 0..2 arrays with every 2X2 subblock having two or three distinct clockwise edge differences.at n=20A210276