12 Days of Christmas
            
                        
                    2,771st
                        
                    
        
            99 Bottles of Beer
            
                        
                    547th
                        
                    
        
            Abundant Numbers
            
                        
                    1,193rd
                        
                    
        
            Arabic to Roman
            
                        
                    790th
                        
                    
        
            brainfuck
            
                        
                    
                        
                    
                        
                    
        
            Christmas Trees
            
                        
                    1,042nd
                        
                    
        
            Collatz
            
                        
                    120th
                        
                    
        
            Diamonds
            
                        
                    723rd
                        
                    
        
            Divisors
            
                        
                    1,040th
                        
                    
        
            Emirp Numbers
            
                        
                    852nd
                        
                    
        
            Evil Numbers
            
                        
                    1,277th
                        
                    
        
            Fibonacci
            
                        
                    1,186th6,731st
        
            Fizz Buzz
            
                        
                    2,165th
                        
                    
        
            Happy Numbers
            
                        
                    1,169th
                        
                    
        
            Morse Decoder
            
                        
                    436th
                        
                    
        
            Morse Encoder
            
                        
                    432nd
                        
                    
        
            Odious Numbers
            
                        
                    1,386th
                        
                    
        
            Pangram Grep
            
                        
                    
                        
                    
                        
                    
        
            Pascal’s Triangle
            
                        
                    746th
                        
                    
        
            Pernicious Numbers
            
                        
                    1,487th
                        
                    
        
            Prime Numbers
            
                        
                    1,992nd
                        
                    
        
            Quine
            246th530th
                        
                    
        
            Recamán
            
                        
                    464th
                        
                    
        
            Roman to Arabic
            
                        
                    666th
                        
                    
        
            Seven Segment
            
                        
                    438th
                        
                    
        
            Sierpiński Triangle
            
                        
                    614th
                        
                    
        
            Spelling Numbers
            
                        
                    
                        
                    
                        
                    
        
            United States