12 Days of Christmas
72299 Bottles of Beer
642Christmas Trees
737Cubes
536Diamonds
491Divisors
898Emirp Numbers
641Evil Numbers
614Fibonacci
532Fizz Buzz
412
794Happy Numbers
570Leap Years
611Niven Numbers
850Odious Numbers
636Ordinal Numbers
475Pangram Grep
830Pascalβs Triangle
544Pernicious Numbers
453Prime Numbers
939Quine
463