12 Days of Christmas
404
Abundant Numbers
708
Abundant Numbers (Long)
776
Christmas Trees
577
Collatz
620
Divisors
665
Evil Numbers
785
Evil Numbers (Long)
768
Fibonacci
789
Fizz Buzz
891
Foo Fizz Buzz Bar
783
Leap Years
572
Niven Numbers
696
Niven Numbers (Long)
773
Odious Numbers
768
Odious Numbers (Long)
766
Prime Numbers
553
Prime Numbers (Long)
594