X598

There is a 2-wide, 3-high grid of pale diamonds (without lines). They blink white in this order (1,1 is the top left; L means it stays white twice as long): "1,2 1,3 2,1-L 1,2-L 2,1 2,3 2,2". After a pause it loops.


 
 
X668

There is a 3-wide, 3-high grid of pale diamonds (without lines). They blink white in this order (Column first, row second; L means it stays white twice as long): "3,2 2,1 2,3 2,2 2,3 2,1 3,2 1,2 1,3L 3,1L 2,2 1,1 3,3 1,2". After a pause it loops.