Very sneaky noticing this pattern in the answers.
First N Perfect Squares
Are you in or are you out?
Specific Element Count
Check that number is whole number
Divisible by 5
Combined Ages 2 - Symmetric, n ≥ 3
Musical Note Interval 1 - Diatonic Scale
Approximation of Pi (vector inputs)
Lights Out 2 - 5x5, 4 moves
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