It looks like we don't actually need to create a magic square for this problem. We just need to figure out what the magic sum would be.
The test suite needs to be improved. It's a good problem, and building an odd magic square is not that hard, but to avoid cheating the function magic should be prohibited and the test suite should require and test the returned matrix.
Return the 3n+1 sequence for n
Matlab Basics II - squares
Create a vector
Change matrix to vector
Find the treasures in MATLAB Central and discover how the community can help you!
Select a Web
Choose a web site to get translated content where available and see local events and
offers. Based on
your location, we recommend that you select: .
You can also select a web site from the following list:
Select the China site (in Chinese or English) for best site performance. Other MathWorks country
sites are not optimized for visits from your location.
Contact your local office