Number of black square subarrays of (n+1)X(n+1) binary arrays with no element equal to a strict majority of its diagonal and antidiagonal neighbors, with upper left element zero.

A231066

Number of black square subarrays of (n+1)X(n+1) binary arrays with no element equal to a strict majority of its diagonal and antidiagonal neighbors, with upper left element zero.

Terms

    a(0) =1a(1) =3a(2) =11a(3) =89a(4) =685a(5) =13785a(6) =223270a(7) =10204445a(8) =367167586a(9) =37025661591

External references