12 Days of Christmas
            
                        
                    417
                        
                    
        
            99 Bottles of Beer
            
                        
                    284307
        
            Abundant Numbers
            247842364
        
            Arabic to Roman
            
                        
                    
                        
                    169
        
            Christmas Trees
            
                        
                    111107
        
            Cubes
            
                        
                    156
                        
                    
        
            Diamonds
            
                        
                    97105
        
            Divisors
            575817412
        
            Emirp Numbers
            13792224
        
            Evil Numbers
            
                        
                    179487
        
            Fibonacci
            45512397
        
            Fizz Buzz
            
                        
                    757153
        
            Happy Numbers
            150167194
        
            Leap Years
            200199275
        
            Morse Decoder
            
                        
                    77
                        
                    
        
            Morse Encoder
            
                        
                    89
                        
                    
        
            Niven Numbers
            196202268
        
            Odious Numbers
            130180257
        
            Ordinal Numbers
            
                        
                    16885
        
            Pangram Grep
            
                        
                    206
                        
                    
        
            Pascal’s Triangle
            
                        
                    7599
        
            Pernicious Numbers
            
                        
                    6992
        
            Prime Numbers
            161101204
        
            Quine
            
                        
                    543
                        
                    
        
            Rock-paper-scissors-Spock-lizard
            
                        
                    320
                        
                    
        
            Roman to Arabic
            
                        
                    192
                        
                    
        
            Rule 110
            
                        
                    
                        
                    90
        
            Seven Segment
            
                        
                    246167
        
            Sierpiński Triangle
            
                        
                    75