12 Days of Christmas
873
Abundant Numbers
739
Abundant Numbers (Long)
864
Christmas Trees
663
Collatz
687
Divisors
701
Evil Numbers
786
Evil Numbers (Long)
769
Fibonacci
789
Fizz Buzz
977
Foo Fizz Buzz Bar
987
Leap Years
573
Niven Numbers
699
Niven Numbers (Long)
776
Odious Numbers
769
Odious Numbers (Long)
768
Prime Numbers
553
Prime Numbers (Long)
595