Number of (n+1)X7 0..2 arrays with every 2X2 subblock having zero permanent.

A206470

Number of (n+1)X7 0..2 arrays with every 2X2 subblock having zero permanent.

Terms

    a(0) =29241a(1) =8963667a(2) =356190129a(3) =52552339515

External references