What is the sum of the following sequence:
Σ(2k-1)^2 for k=1...n
for different n?
Additional test cases have been added.
Return elements unique to either input
Rotate input square matrix 90 degrees CCW without rot90
Add a row of zeros on top of a matrix
multiply by three
Replace values under a limit
Sum of series IV
Sum of series I
Sum of series III
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