12 Days of Christmas
12th
17th
22nd
32nd
10th
24 Game
15th
4th
99 Bottles of Beer
27th
101st
8th
Abundant Numbers
18th
74th
6th
Abundant Numbers (Long)
9th
50th
6th
Arabic to Roman
34th
12th
Arrows
74th
Ascending Primes
76th
ASCII Table
18th
47th
8th
brainfuck
42nd4th
Card Number Validation
133rd
Catalan Numbers
15th
87th
292nd
4th
Catalan’s Constant
16th
47th
131st
4th
Christmas Trees
24th
32nd
2nd
Collatz
17th
178th
9th
CSS Colors
37th
65th
4th
Cubes
11th
92nd
4th
Day of Week
1st
58th
45th
7th
Diamonds
20th
42nd
80th
3rd
Divisors
32nd
1st
8th
Emirp Numbers
15th
113th
167th
4th
Emirp Numbers (Long)
10th
47th
2nd
Emojify
100th
Evil Numbers
22nd
22nd
120th
6th
Evil Numbers (Long)
10th
13th
33rd
4th
Factorial Factorisation
153rd
Fibonacci
25th
166th
26th
Fizz Buzz
168th
96th
55th
1st
267th
38th
9th
17th
Foo Fizz Buzz Bar
8th
52nd
16th
7th
Forsyth–Edwards Notation
33rd
Fractions
40th
1st
Game of Life
57th
Gijswijt’s Sequence
7th
8th
5th
5th
9th
35th
10th8th
118th
7th
4th
11th
Happy Numbers
12th
50th
141st
7th
Happy Numbers (Long)
10th
42nd
3rd
Hexdump
70th
Intersection
23rd
Inventory Sequence
14th
130th
3rd
ISBN
43rd
Jacobi Symbol
45th
Kolakoski Constant
20th17th26th18th15th39th24th20th17th22nd11th16th16th9th6th13th17th19th20th14th
16th8th29th43rd12th7th26th6th5th7th12th17th33rd8th125th12th13th33rd11th7th6th6th8th5th7th4th10th11th
Kolakoski Sequence
21st
105th
13th
5th
Leap Years
18th
359th
10th
Levenshtein Distance
15th
Leyland Numbers
16th
57th
4th
ln 2
105th
Look and Say
8th
52nd
3rd
Lucky Numbers
13th
12th
52nd
78th
4th
Lucky Tickets
123rd
Morse Decoder
137th
Morse Encoder
133rd
N Queens
36th
Niven Numbers
21st
278th
7th
Niven Numbers (Long)
15th
212th
6th
Number Spiral
15th
5th
Odious Numbers
22nd
23rd
142nd
7th
Odious Numbers (Long)
11th
13th
141st
4th
Ordinal Numbers
46th
1st
6th
Pangram Grep
54th
Pascal’s Triangle
18th
89th
41st
7th
Pernicious Numbers
17th
135th
6th
Pernicious Numbers (Long)
14th
112th
6th
Prime Numbers
19th
255th
77th
384th
26th
7th
Prime Numbers (Long)
14th
552nd
28th
5th
Quine
1st
1st
63rd
Recamán
17th
20th
4th
Repeating Decimals
9th
41st
Reverse Polish Notation
62nd
Rijndael S-box
12th
2nd
Rock-paper-scissors-Spock-lizard
10th
102nd
Roman to Arabic
47th
ROT13
95th
24th
Rule 110
16th
97th
271st
3rd
Seven Segment
60th
SI Units
20th
3rd
Sierpiński Triangle
15th
3rd
Smith Numbers
14th
64th
11th
4th
Spelling Numbers
82nd
Time Distance
28th
Tongue-twisters
16th8th
67th
10th
Transpose Sentence
137th
United States
128th
Vampire Numbers
17th
44th
3rd
Van Eck Sequence
15th
140th
2nd
Zeckendorf Representation
23rd
γ
13th
27th
70th
5th
5th
λ
25th
53rd
113th
4th
π
22nd
173rd
204th
20th
4th
τ
23rd
112th
19th
4th
φ
27th
114th
4th
√2
24th
96th
4th
𝑒
24th
77th11th
5th