99 Bottles of Beer
53rd
Abundant Numbers
44th
Abundant Numbers (Long)
44th
Arithmetic Numbers
32nd
Collatz
51st
Divisors
56th
Emojify
18th
Evil Numbers
42nd
Evil Numbers (Long)
40th
Factorial Factorisation
15th
Fibonacci
91st
Fizz Buzz
75th
Foo Fizz Buzz Bar
20th
Leap Years
65th
Leyland Numbers
14th
Niven Numbers
42nd
Niven Numbers (Long)
37th
Odious Numbers
36th
Odious Numbers (Long)
27th
Pascal’s Triangle
22nd
Pernicious Numbers
49th
Pernicious Numbers (Long)
25th
Prime Numbers
57th
Prime Numbers (Long)
52nd
Quine
33rd
Recamán
22nd
ROT13
23rd
Tongue-twisters
35th
Zeckendorf Representation
13th