1352770

Appears in sequences

• Number of (n+2)X3 0..3 arrays with each 3X3 subblock singular.at n=1A184660
• Number of (n+2)X4 0..3 arrays with each 3X3 subblock singular.at n=0A184661
• T(n,k)=Number of (n+2)X(k+2) 0..3 arrays with each 3X3 subblock singular.at n=1A184663
• T(n,k)=Number of (n+2)X(k+2) 0..3 arrays with each 3X3 subblock singular.at n=2A184663