Really fun problem, but the test case is totally wrong. :-(
glad you liked the problem, but the test case is correct just obfuscated.
Prime factor digits
Least common multiple of many numbers
Project Euler: Problem 10, Sum of Primes
Is this triangle right-angled?
Magic Concentric Circles
Strange Number Algorithms
Create numeric palindromes and their square roots
Convert vector datasets to plot with imagesc instead of scatter
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