12 Days of Christmas
12th
17th
22nd
203rd
10th
24 Game
15th
4th
99 Bottles of Beer
27th
476th
8th
Abundant Numbers
18th
260th
6th
Abundant Numbers (Long)
9th
173rd
6th
Arabic to Roman
119th
12th
Arrows
146th
Ascending Primes
165th
ASCII Table
18th
112th
8th
brainfuck
85th4th
Card Number Validation
128th
Catalan Numbers
15th
87th
356th
4th
Catalan’s Constant
16th
44th
143rd
4th
Christmas Trees
24th
63rd
2nd
Collatz
17th
128th
9th
CSS Colors
37th
93rd
4th
Cubes
11th
93rd
4th
Day of Week
1st
58th
105th
7th
Diamonds
20th
42nd
79th
3rd
Divisors
32nd
1st
8th
Emirp Numbers
15th
164th
298th
4th
Emirp Numbers (Long)
10th
140th
2nd
Emojify
95th
Evil Numbers
22nd
22nd
120th
6th
Evil Numbers (Long)
10th
13th
33rd
4th
Factorial Factorisation
157th
Fibonacci
25th
166th
26th
Fizz Buzz
168th
96th
55th
1st
267th
54th
9th
17th
Foo Fizz Buzz Bar
8th
48th
1st
7th
Forsyth–Edwards Notation
90th
Fractions
95th
1st
Game of Life
116th
Gijswijt’s Sequence
7th
8th
5th
5th
9th
35th
10th8th
116th
7th
4th
11th
Happy Numbers
12th
50th
173rd
7th
Happy Numbers (Long)
10th
100th
3rd
Hexdump
156th
Intersection
56th
Inventory Sequence
14th
172nd
3rd
ISBN
111th
Jacobi Symbol
96th
Kolakoski Constant
20th16th17th26th18th15th39th24th20th17th22nd11th16th16th6th6th13th17th19th20th14th
15th8th29th38th12th7th26th6th5th4th12th16th33rd8th130th12th13th31st11th7th6th6th8th5th7th4th10th11th
Kolakoski Sequence
21st
106th
70th
5th
Leap Years
18th
557th
10th
Levenshtein Distance
1st
Leyland Numbers
16th
141st
4th
ln 2
97th
Look and Say
8th
153rd
3rd
Lucky Numbers
13th
12th
52nd
77th
4th
Lucky Tickets
150th
Morse Decoder
203rd
Morse Encoder
234th
N Queens
80th
Niven Numbers
21st
388th
7th
Niven Numbers (Long)
15th
207th
6th
Number Spiral
15th
5th
Odious Numbers
22nd
23rd
142nd
7th
Odious Numbers (Long)
11th
13th
141st
4th
Ordinal Numbers
117th
1st
6th
Pangram Grep
131st
Pascal’s Triangle
18th
89th
75th
7th
Pernicious Numbers
17th
135th
6th
Pernicious Numbers (Long)
14th
111th
6th
Prime Numbers
19th
255th
77th
387th
23rd
7th
Prime Numbers (Long)
14th
553rd
28th
5th
Quine
1st
1st
63rd
Recamán
17th
39th
4th
Repeating Decimals
9th
85th
Reverse Polish Notation
207th
Rijndael S-box
12th
2nd
Rock-paper-scissors-Spock-lizard
13th
258th
Roman to Arabic
53rd
ROT13
78th
24th
Rule 110
16th
97th
272nd
4th
Seven Segment
166th
SI Units
37th
3rd
Sierpiński Triangle
15th
5th
Smith Numbers
14th
65th
25th
4th
Spelling Numbers
82nd
Time Distance
50th
Tongue-twisters
16th8th
215th
10th
Transpose Sentence
131st
United States
212th
Vampire Numbers
17th
111th
3rd
Van Eck Sequence
15th
229th
2nd
Zeckendorf Representation
76th
γ
13th
25th
81st
5th
5th
λ
25th
71st
137th
4th
π
22nd
169th
182nd
48th
4th
τ
23rd
180th
31st
4th
φ
27th
165th
4th
√2
24th
136th
4th
𝑒
24th
86th10th
5th