12 Days of Christmas
877
Abundant Numbers
738
Abundant Numbers (Long)
875
Christmas Trees
663
Collatz
739
Divisors
701
Evil Numbers
785
Evil Numbers (Long)
768
Fibonacci
789
Fizz Buzz
976
Foo Fizz Buzz Bar
986
Leap Years
572
Niven Numbers
698
Niven Numbers (Long)
775
Odious Numbers
768
Odious Numbers (Long)
765
Prime Numbers
552
Prime Numbers (Long)
594