99 Bottles of Beer
54th
Abundant Numbers
50th
Abundant Numbers (Long)
47th
Arithmetic Numbers
35th
Collatz
55th
Divisors
57th
Emojify
21st
Evil Numbers
43rd
Evil Numbers (Long)
40th
Factorial Factorisation
15th
Fibonacci
96th
Fizz Buzz
77th
Foo Fizz Buzz Bar
23rd
Leap Years
66th
Leyland Numbers
16th
Niven Numbers
44th
Niven Numbers (Long)
43rd
Odious Numbers
38th
Odious Numbers (Long)
29th
Pascal’s Triangle
23rd
Pernicious Numbers
52nd
Pernicious Numbers (Long)
26th
Prime Numbers
59th
Prime Numbers (Long)
56th
Quine
34th
Recamán
25th
ROT13
24th
Tongue-twisters
25th
Zeckendorf Representation
15th