12 Days of Christmas
53rd
99 Bottles of Beer
62nd
Abundant Numbers
272nd38th
Arabic to Roman
Arrows
17th
ASCII Table
26th
Catalan Numbers
10th
Catalan’s Constant
4th
Christmas Trees
53rd
Collatz
43rd
CSS Colors
18th
Day of Week
31st
Divisors
110th
Emirp Numbers
207th30th
Emirp Numbers (Long)
73rd11th
Emojify
11th
Evil Numbers
319th82nd
Evil Numbers (Long)
125th33rd
Fibonacci
754th173rd1,603rd
Fizz Buzz
264th
Foo Fizz Buzz Bar
41st236th58th665th
Fractions
136th16th
Happy Numbers
50th
Happy Numbers (Long)
20th
Hexdump
12th
ISBN
20th
Kolakoski Constant
7th
Kolakoski Sequence
19th
Leap Years
91st
Levenshtein Distance
38th
Leyland Numbers
17th
Look and Say
28th
Lucky Numbers
12th
Morse Decoder
12th
Morse Encoder
19th
Musical Chords
8th
Niven Numbers
46th
Niven Numbers (Long)
20th
Odious Numbers
220th46th
Odious Numbers (Long)
97th25th
Ordinal Numbers
28th
Pangram Grep
21st
Pascal’s Triangle
40th
Pernicious Numbers
52nd
Poker
6th
Prime Numbers
378th102nd
Prime Numbers (Long)
42nd
Recamán
19th
Roman to Arabic
99th12th
Seven Segment
32nd
Sierpiński Triangle
22nd
Smith Numbers
12th
Spelling Numbers
14th
Time Distance
9th
Tongue-twisters
18th
United States
18th
Van Eck Sequence
18th
λ
6th
π
12th
τ
13th
φ
15th
√2
11th
𝑒
16th