Interesting problem but tests are too tricky.
I am not sure that a list of equal numbers qualifies as a series. Would it be a geometric or an arithmetic series?
'Randperm' is making this question a whole lot harder...
Return the 3n+1 sequence for n
How to find the position of an element in a vector without using the find function
Project Euler: Problem 5, Smallest multiple
Angle between two vectors
Finding perimeter of a rectangle
Cat, Meowcat and Concatenation
Signal Processing Basic - 1. Stretch a signal
Integer Sequence - 1
Beauty of Parentheses
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