99 Bottles of Beer
Abundant Numbers
20th
Arabic to Roman
Christmas Trees
18th
Divisors
16th800th
Emirp Numbers
15th130th
Evil Numbers
14th
Fibonacci
28th
Fizz Buzz
331st1,192nd
Happy Numbers
14th80th
Leap Years
23rd164th
Levenshtein Distance
27th
Morse Decoder
Morse Encoder
11th
Niven Numbers
8th
Odious Numbers
23rd
Ordinal Numbers
Pangram Grep
Pascal’s Triangle
25th
Pernicious Numbers
38th
Prime Numbers
28th
Quine
1st105th114th1st131st53rd
349th91st135th64th91st6th95th44th103rd
Roman to Arabic
10th
Seven Segment
13th
Sierpiński Triangle
Spelling Numbers
Vampire Numbers
12th
λ
16th
π
4th
τ
16th
φ
17th
√2
12th
𝑒
22nd