12 Days of Christmas
768
99 Bottles of Beer
469
Arabic to Roman
496
Christmas Trees
674
Cubes
538
Divisors
639
962
Emirp Numbers
574
Evil Numbers
872
Fibonacci
864
Fizz Buzz
755
Happy Numbers
671
Leap Years
705
Niven Numbers
740
Odious Numbers
781
Pascal’s Triangle
410
Pernicious Numbers
397
Prime Numbers
834
Quine
346479943318303589604946342854
Roman to Arabic
639
Sierpiński Triangle
595