1231779874

Appears in sequences

• Number of (n+2) X 5 binary arrays with each 3 X 3 subblock singular.at n=4A186046
• Number of (n+2)X7 binary arrays with each 3X3 subblock singular.at n=2A186048
• T(n,k)=Number of (n+2)X(k+2) binary arrays with each 3X3 subblock singular.at n=23A186052
• T(n,k)=Number of (n+2)X(k+2) binary arrays with each 3X3 subblock singular.at n=25A186052