36645

In the corner there are two dice stacked on top of each other. The die on the bottom should show 5,on the right it should show 1,on top 2,on the front it should show 3 and the left should show 6.
The one next to it will have 4 on the left facing the other die's 4.On top there should be 1, on the right there should be 3, on the back there should be 5 and on the front there should be 2.
On top of dice 1,the dice has 6 on the bottom,3 on the right,5 on the back, 2 on the front.The die on top of die 1 has 5 on the bottom,2 on top,1 on the right6 on theleft, 3 on front and 4 on the back.
The numbers shown are 2, 1, 3, 6, 2 ,1 ,3and they all add up to 18.