ranghaae vessmorunt
ranghaae vessmorunt voted up Joe Blow's answer

Here is an odd thing about this question it is intended to show cubes, but mistakenly adds a second answer in 46. 

1 - 8 - 27 - X - 125 - 216.  The best answer is 4^3.  (64) It is the simplest solution.

Here is why 46 also works. 

The difference between 1 and 8 … Read more