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 perplexus dot info

 Line up (Posted on 2005-05-06)
Imagine a 3 dimensional grid with N x N x N points.
Place as many points as possible on this grid, such that there are no 3 points in a line (for N = 2, this is of course 8).
How much is it for N = 3, 4 or 5?

 See The Solution Submitted by Hugo Rating: 3.5000 (2 votes)

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 N=4? probably not | Comment 2 of 14 |

you can do 24 dots of you use the two dots on the center of each outer edge:

0**0
*00*
*00*
0**0

*00*
0000
0000
*00*

*00*
0000
0000
*00*

0**0
*00*
*00*
0**0

 Posted by Jer on 2005-05-06 18:53:53
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