12 Days of Christmas
41599 Bottles of Beer
408Arabic to Roman
529Christmas Trees
691Diamonds
516Divisors
891Emirp Numbers
603Evil Numbers
703Fibonacci
806Fizz Buzz
882Happy Numbers
441Leap Years
805Niven Numbers
763Odious Numbers
684Pangram Grep
867Pascalβs Triangle
930Pernicious Numbers
418Prime Numbers
794Seven Segment
453