I think there is a problem with the test or tests, since even the default solution fails to evaluate with 'Parse error' indicated.
I agree. Function names cannot start with numbers, so this problem should be revised.
The server encountered an error while evaluating the solution.
Back to basics 6 - Column Vector
sum of first 'n' terms
07 - Common functions and indexing 3
Perfect Square or not
Back to basics 25 - Valid variable names
Back to basics 4 - Search Path
Back to basics 9 - Indexed References
Back to basics 13 - Input variables
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