1724088domain: NAppears in sequencesNumber of (n+4)X10 binary arrays with every 1 having exactly three king-move neighbors equal to 1 but with no 2X2 blocks of 1s.at n=6A183463Number of (n+4)X11 binary arrays with every 1 having exactly three king-move neighbors equal to 1 but with no 2X2 blocks of 1s.at n=5A183464