Return the 3n+1 sequence for n
Change a specific color in an image
Determine if input is a perfect number
Multiples of a Number in a Given Range
Divisible by n, prime divisors - 11, 13, 17, & 19
Word Distance - Average Sort
Self-similarity 1 - Every other term
Legend of Zelda - Rupee Count (Item Purchase)
Combined Ages 3 - Non-symmetric, n ≥ 3
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