99 Bottles of Beer
339
Abundant Numbers
574
Christmas Trees
674
Divisors
741
Emirp Numbers
477
Evil Numbers
553
Fibonacci
467
Fizz Buzz
646
Leap Years
591
Morse Decoder
231
Morse Encoder
277
Niven Numbers
768
Odious Numbers
553
Ordinal Numbers
513
Pascal’s Triangle
658
Prime Numbers
737
Roman to Arabic
309
Seven Segment
218
π
77