12 Days of Christmas
883
Abundant Numbers
750
Abundant Numbers (Long)
899
Christmas Trees
674
Collatz
756
Divisors
713
Evil Numbers
800
Evil Numbers (Long)
788
Fibonacci
800
Fizz Buzz
983
Foo Fizz Buzz Bar
1,000
Leap Years
581
Niven Numbers
710
Niven Numbers (Long)
794
Odious Numbers
784
Odious Numbers (Long)
788
Prime Numbers
563
Prime Numbers (Long)
611