12 Days of Christmas
753
99 Bottles of Beer
632
Arabic to Roman
569
Christmas Trees
416
Divisors
664
Emirp Numbers
451
Evil Numbers
462
Fibonacci
657
Fizz Buzz
743
Happy Numbers
522
Niven Numbers
536
Odious Numbers
488
Pascal’s Triangle
482
Pernicious Numbers
462
Prime Numbers
568
Quine
967
Roman to Arabic
440
Seven Segment
312
Sierpiński Triangle
401
π
96