12 Days of Christmas
            108th
        
            24 Game
            123rd
        
            Abundant Numbers
            53rd
        
            ASCII Table
            422nd
        
            Catalan Numbers
            201st
        
            Collatz
            45th
        
            CSS Colors
            63rd
        
            Divisors
            1st
        
            Emirp Numbers
            428th
        
            Emojify
            225th
        
            Evil Numbers
            130th
        
            Fizz Buzz
            38th
        
            Foo Fizz Buzz Bar
            17th
        
            Leap Years
            313th
        
            Number Spiral
            132nd
        
            Pascal’s Triangle
            295th
        
            Quine
            70th
        
            Rijndael S-box
            113th
        
            SI Units
            78th
        
            π
            153rd
        
            τ
            124th