Number of binary arrangements on n X n array without three adjacent 1's in a row or column.

A050974

Number of binary arrangements on n X n array without three adjacent 1's in a row or column.

Terms

    a(0) =1a(1) =2a(2) =16a(3) =265a(4) =16561a(5) =3157010a(6) =1828904402

External references