2193592920

Appears in sequences

• Number of (n+2)X3 0..2 arrays with each 3X3 subblock nonsingular.at n=4A184780
• T(n,k)=Number of (n+2)X(k+2) 0..2 arrays with each 3X3 subblock nonsingular.at n=10A184784
• T(n,k)=Number of (n+2)X(k+2) 0..2 arrays with each 3X3 subblock nonsingular.at n=14A184784