56426

Appears in sequences

• Half the number of (n+1) X 2 binary arrays with no 2 X 2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one.at n=7A184606
• Half the number of (n+1)X9 binary arrays with no 2X2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one.at n=0A184613
• T(n,k)=Half the number of (n+1)X(k+1) binary arrays with no 2X2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one.at n=28A184614
• T(n,k)=Half the number of (n+1)X(k+1) binary arrays with no 2X2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one.at n=35A184614