Numbers of ways to place five indistinguishable points on an n X n square grid so that no four of them are vertices of a square of any orientation.

A240445

Numbers of ways to place five indistinguishable points on an n X n square grid so that no four of them are vertices of a square of any orientation.

Terms

    a(0) =96a(1) =4128a(2) =52080a(3) =373632a(4) =1898064a(5) =7604352a(6) =25580016a(7) =75208320a(8) =198651024a(9) =480768288a(10) =1081848768a(11) =2289041664a(12) =4594218720a(13) =8808178176a(14) =16223664672a(15) =28842649344a(16) =49686723072a(17) =83213333280a(18) =135864971088a(19) =216783321216a(20) =338725852080a(21) =519228378240a(22) =782063802000

External references