12 Days of Christmas
122nd
Abundant Numbers
10th
Abundant Numbers (Long)
2nd
Arithmetic Numbers
9th
Divisors
65th
Evil Numbers
95th
Evil Numbers (Long)
66th
Fibonacci
296th
Fizz Buzz
497th
Foo Fizz Buzz Bar
14th
Leap Years
72nd
Medal Tally
18th
Niven Numbers
110th
Odious Numbers
78th
Odious Numbers (Long)
52nd
Pernicious Numbers
65th
Pernicious Numbers (Long)
29th
Prime Numbers
85th
Tongue-twisters
43rd