Collatz
6th
Divisors
117th
Evil Numbers
139th25th
Evil Numbers (Long)
10th46th5th
Farey Sequence
22nd
Fibonacci
108th
Fizz Buzz
111th
Fractions
30th
Gray Code Decoder
15th
Gray Code Encoder
16th
Happy Numbers
37th
Happy Numbers (Long)
25th
Leap Years
51st
Look and Say
7th
Niven Numbers
38th
Odious Numbers (Long)
18th
Quine
1st
Recamán
20th
Reverse Polish Notation
4th
United States
17th