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Return the 3n+1 sequence for n
Clean the List of Names
Remove the polynomials that have positive real elements of their roots.
Find state names that start with the letter N
What are the odds?
Nodal Voltage of Resistor Ladder Network
007: Chinese Barrack Invasion
Sherlock Holmes: The Spy Problem
Expand 10^n to Powers of 4
Toads and Frogs Puzzle
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