4x2 1 x2 4

4x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 44x2 1 x2 4