356190129domain: NAppears in sequencesNumber of (n+1) X 4 0..2 arrays with every 2 X 2 subblock having zero permanent.at n=5A206467Number of (n+1)X7 0..2 arrays with every 2X2 subblock having zero permanent.at n=2A206470T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with every 2X2 subblock having zero permanent.at n=30A206472