854473

Appears in sequences

• Half the number of n X 3 binary arrays with no 3 X 3 submatrix formed with any three rows and columns equal to J-I.at n=6A213413
• Half the number of nX7 binary arrays with no 3X3 submatrix formed with any three rows and columns equal to J-I.at n=2A213417
• T(n,k) = Half the number of n X k binary arrays with no 3 X 3 submatrix formed with any three rows and columns equal to J-I.at n=38A213418
• T(n,k) = Half the number of n X k binary arrays with no 3 X 3 submatrix formed with any three rows and columns equal to J-I.at n=42A213418