612041domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumber of (n+3) X 4 binary arrays with no more than one of any consecutive four bits set in any row or column.at n=7A203041T(n,k)=Number of (n+3)X(k+3) binary arrays with no more than one of any consecutive four bits set in any row or column.at n=28A203048Prime numbersat n=50009