Abundant Numbers
580
Abundant Numbers (Long)
697
Christmas Trees
111
Evil Numbers
476
Evil Numbers (Long)
477
Fibonacci
480
Fizz Buzz
500
Foo Fizz Buzz Bar
374
Leap Years
500
Niven Numbers
550
Odious Numbers
476
Odious Numbers (Long)
477
Pernicious Numbers
222
Quine
912
Recamán
67
Roman to Arabic
419
φ
52