Abundant Numbers
25th
brainfuck
9th
Diamonds
11th
Divisors
11th
Emirp Numbers
28th
Evil Numbers
17th
Fibonacci
24th
Fizz Buzz
27th
Happy Numbers
28th
Leap Years
21st
Niven Numbers
69th21st
Odious Numbers
12th
Ordinal Numbers
10th
Pangram Grep
Pascal’s Triangle
16th
Pernicious Numbers
42nd
Prime Numbers
20th
Quine
1st95th
Rock-paper-scissors-Spock-lizard
6th
Sierpiński Triangle
9th
Spelling Numbers
6th
λ
17th
π
12th
τ
15th
φ
12th
√2
1st
𝑒
21st