99 Bottles of Beer
6th
Catalan’s Constant
9th
Cubes
10th
Evil Numbers
24th
Factorial Factorisation
7th
Farey Sequence
10th
Fibonacci
55th
Foo Fizz Buzz Bar
15th
Forsyth–Edwards Notation
5th
Happy Numbers
17th
Inventory Sequence
11th
Kolakoski Constant
8th
Kolakoski Sequence
12th
ln 2
8th
Prime Numbers
36th
Quine
1st
United States
9th
γ
7th
λ
11th
π
11th
τ
10th
φ
9th
√2
9th
𝑒
10th13th