23369314

Appears in sequences

• Number of (n+2)X4 binary arrays with each 3X3 subblock singular.at n=4A186045
• Number of (n+2)X7 binary arrays with each 3X3 subblock singular.at n=1A186048
• T(n,k)=Number of (n+2)X(k+2) binary arrays with each 3X3 subblock singular.at n=16A186052
• T(n,k)=Number of (n+2)X(k+2) binary arrays with each 3X3 subblock singular.at n=19A186052