Test added to discourage lookup solutions.
How to find the position of an element in a vector without using the find function
Getting the absolute index from a matrix
Set the array elements whose value is 13 to 0
Determine whether a prime is Pythagorean
Find the nth term in the digit inventory sequence
Solve the arithmetic differential equation D(n) = n
Compute the nth term from the Sieve of Flavius Josephus
Estimate π from certain values of the zeta function
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