Abundant Numbers
22nd
brainfuck
7th
Diamonds
9th
Divisors
9th
Emirp Numbers
26th
Evil Numbers
13th
Fibonacci
22nd
Fizz Buzz
22nd
Happy Numbers
28th
Leap Years
19th
Niven Numbers
66th20th
Odious Numbers
10th
Ordinal Numbers
8th
Pangram Grep
Pascal’s Triangle
15th
Pernicious Numbers
36th
Prime Numbers
16th
Quine
1st75th
Rock-paper-scissors-Spock-lizard
4th
Sierpiński Triangle
7th
Spelling Numbers
4th
λ
15th
π
9th
τ
11th
φ
11th
√2
1st
𝑒
17th