99 Bottles of Beer
10th
Arabic to Roman
10th
ASCII Table
10th
Diamonds
4th
Divisors
5th
Evil Numbers
14th
Fibonacci
1st
Fizz Buzz
18th
1st
520th
Foo Fizz Buzz Bar
9th
Happy Numbers
7th
Happy Numbers (Long)
9th
Leap Years
13th
Look and Say
12th
Number Spiral
10th
Odious Numbers
14th
Quine
16th
Reverse Polish Notation
7th
π
9th
τ
10th
φ
17th
√2
14th
𝑒
12th