99 Bottles of Beer
339
Abundant Numbers
575
Christmas Trees
674
Divisors
741
Emirp Numbers
477
Evil Numbers
553
Fibonacci
468
Fizz Buzz
646
Leap Years
591
Morse Decoder
228
Morse Encoder
277
Niven Numbers
770
Odious Numbers
554
Ordinal Numbers
513
Pascal’s Triangle
658
Prime Numbers
737
Roman to Arabic
309
Seven Segment
218
π
77