Abundant Numbers (Long)
ASCII Table
Catalan Numbers
Collatz
Divisors
Emojify
Evil Numbers
Fibonacci
Fizz Buzz
ISBN
Leap Years
56th
326th
51st
Look and Say
Niven Numbers
Niven Numbers (Long)
37th
Odious Numbers
Odious Numbers (Long)
Prime Numbers
Quine
Rijndael S-box
Rock-paper-scissors-Spock-lizard
Tongue-twisters
Vampire Numbers
γ
π
39th
φ