12 Days of Christmas
14th
20th
24th
38th
11th
24 Game
16th
5th
99 Bottles of Beer
31st
114th
8th
Abundant Numbers
19th
84th
6th
Abundant Numbers (Long)
10th
59th
6th
Arabic to Roman
38th
13th
Arrows
96th
Ascending Primes
104th
ASCII Table
21st
52nd
8th
brainfuck
51st6th
Card Number Validation
159th
Catalan Numbers
17th
98th
323rd
4th
Catalan’s Constant
19th
52nd
146th
5th
Christmas Trees
32nd
37th
3rd
Collatz
18th
207th
11th
CSS Colors
41st
69th
5th
Cubes
11th
99th
5th
Day of Week
1st
70th
62nd
8th
Diamonds
24th
48th
93rd
4th
Divisors
35th
1st
8th
Emirp Numbers
17th
118th
188th
4th
Emirp Numbers (Long)
10th
60th
3rd
Emojify
118th
Evil Numbers
24th
28th
144th
6th
Evil Numbers (Long)
11th
13th
43rd
4th
Factorial Factorisation
189th
Fibonacci
27th
197th
28th
Fizz Buzz
177th
100th
57th
77th
277th
45th
11th
18th
Foo Fizz Buzz Bar
8th
55th
20th
8th
Forsyth–Edwards Notation
39th
Fractions
51st
1st
Game of Life
71st
Gijswijt’s Sequence
8th
11th
5th
8th
11th
44th
12th8th
141st
7th
4th
12th
Happy Numbers
13th
59th
160th
7th
Happy Numbers (Long)
11th
48th
3rd
Hexdump
86th
Intersection
25th
Inventory Sequence
15th
157th
4th
ISBN
48th
Jacobi Symbol
54th
Kolakoski Constant
20th17th29th20th17th41st25th20th18th23rd12th16th16th10th6th15th18th21st22nd14th
20th8th32nd51st15th10th26th7th6th8th15th17th34th8th144th12th14th37th15th7th9th7th10th6th9th4th11th
Kolakoski Sequence
25th
112th
14th
6th
Leap Years
19th
394th
12th
Levenshtein Distance
16th
Leyland Numbers
18th
68th
4th
ln 2
133rd
Look and Say
10th
59th
4th
Lucky Numbers
13th
13th
65th
82nd
4th
Lucky Tickets
141st
Morse Decoder
158th
Morse Encoder
149th
N Queens
46th
Niven Numbers
26th
304th
7th
Niven Numbers (Long)
16th
243rd
6th
Number Spiral
17th
5th
Odious Numbers
24th
29th
163rd
7th
Odious Numbers (Long)
12th
13th
166th
4th
Ordinal Numbers
51st
1st
7th
Pangram Grep
61st
Pascal’s Triangle
19th
102nd
47th
8th
Pernicious Numbers
21st
158th
6th
Pernicious Numbers (Long)
15th
133rd
6th
Prime Numbers
22nd
273rd
79th
421st
27th
7th
Prime Numbers (Long)
15th
596th
37th
6th
Quine
1st
1st
82nd
Recamán
18th
22nd
5th
Repeating Decimals
11th
48th
Reverse Polish Notation
69th
Rijndael S-box
14th
3rd
Rock-paper-scissors-Spock-lizard
11th
110th
Roman to Arabic
50th
ROT13
112th
30th
Rule 110
17th
104th
296th
4th
Seven Segment
69th
SI Units
25th
3rd
Sierpiński Triangle
16th
4th
Smith Numbers
15th
72nd
12th
4th
Spelling Numbers
91st
Time Distance
32nd
Tongue-twisters
18th10th
76th
14th
Transpose Sentence
166th
United States
143rd
Vampire Numbers
17th
50th
4th
Van Eck Sequence
16th
164th
3rd
Zeckendorf Representation
29th
γ
18th
33rd
84th
6th
5th
λ
29th
60th
126th
4th
π
27th
190th
231st
27th
5th
τ
24th
131st
24th
4th
φ
29th
131st
4th
√2
26th
121st
5th
𝑒
26th
106th21st
5th