Sigh! There should really be some quality control on Cody, to save us from stupid problems like this...
The third element of aVec in the the image contained within your problem description does not match the third element of aVec used in the test suite.
Return the 3n+1 sequence for n
Back to basics 13 - Input variables
Create matrix of replicated elements
How many jokers?
05 - Vector Equations 3
03 - Matrix Variables 6
03 - Matrix Variables 4
02 - Vector Variables 5
04 - Scalar Equations 3
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