12 Days of Christmas
26th
21st
90th
99 Bottles of Beer
7th
37th
49th35th31st
Abundant Numbers
22nd
32nd
113th
38th
Abundant Numbers (Long)
19th
27th
187th
33rd
Arabic to Roman
64th
11th
44th
Arithmetic Numbers
174th
Arrows
10th
192nd
Ascending Primes
87th
ASCII Table
16th
60th
brainfuck
49th
14th
21st
52nd
39th
Catalan Numbers
29th
17th
192nd
Catalan’s Constant
10th
10th
54th
60th
Christmas Trees
21st
34th
104th
65th
Collatz
43rd
12th
95th
CSS Colors
9th
90th
Cubes
12th
57th
Day of Week
7th
46th
Diamonds
30th
53rd
Divisors
110th
39th
38th
169th
377th55th103rd
Emirp Numbers
17th
21st
15th
119th
89th
Emirp Numbers (Long)
8th
10th
163rd
41st
Emojify
11th
68th
21st
Evil Numbers
28th
17th
38th
135th
25th
Evil Numbers (Long)
22nd
12th
28th
38th
15th
Factorial Factorisation
170th
Fibonacci
87th
211th159th
31st37th
32nd
21st35th
50th92nd175th78th
117th41st
68th95th
186th55th63rd128th
54th37th15th
Fizz Buzz
86th45th84th33rd69th331st220th232nd15th52nd20th40th39th18th51st58th38th9th35th48th58th1st62nd11th133rd47th26th9th141st236th33rd170th38th155th27th13th74th78th31st
40th10th
Foo Fizz Buzz Bar
23rd
18th
15th
17th
119th
33rd
Forsyth–Edwards Notation
10th
38th
Fractions
18th
125th
Game of Life
58th
Gijswijt’s Sequence
10th
57th
Happy Numbers
22nd
15th
17th
199th
54th
Happy Numbers (Long)
17th
9th
12th
120th
40th
Hexdump
47th
Intersection
16th
14th
68th
Inventory Sequence
15th
55th
ISBN
17th
58th
Jacobi Symbol
22nd
9th
16th
67th
Kolakoski Constant
11th
37th
Kolakoski Sequence
26th
116th
Leap Years
113th
30th
41st
19th
182nd
224th33rd29th41st
Levenshtein Distance
14th7th
32nd
69th
53rd
Leyland Numbers
31st
17th
79th
Look and Say
14th
11th
32nd
68th
Lucky Numbers
11th
130th
Lucky Tickets
14th
74th
Maze
82nd
Medal Tally
109th
Morse Decoder
7th
42nd
Morse Encoder
10th
6th
94th
34th
Musical Chords
37th
N Queens
39th
Niven Numbers
30th
56th
18th
198th48th42nd
Niven Numbers (Long)
23rd
23rd
13th
189th25th51st
Number Spiral
9th
20th
76th
Odious Numbers
25th
17th
38th
36th
99th
22nd
Odious Numbers (Long)
21st
12th
26th
20th
81st
12th
Ordinal Numbers
14th
18th
24th
66th
Pangram Grep
38th
20th
28th14th
21st34th
42nd
31st
29th
54th
74th51st76th
17th
Pascal’s Triangle
70th
21st
1st
22nd
32nd
103rd
Pernicious Numbers
30th
18th
27th
145th
48th52nd
Pernicious Numbers (Long)
12th
25th
90th
Poker
5th
26th
Prime Numbers
27th
1st
107th
361st81st101st
Prime Numbers (Long)
46th
1st
222nd
Proximity Grid
104th
QR Decoder
52nd
Quine
1st
23rd68th62nd
1st
34th4th37th12th
76th32nd
43rd84th31st74th
113th53rd51st100th74th57th
72nd36th97th112th
8th
Recamán
13th
27th
94th
58th
31st
Repeating Decimals
5th
44th27th
Reverse Polish Notation
16th
52nd
Rijndael S-box
43rd
39th
Rock-paper-scissors-Spock-lizard
9th
48th
Roman to Arabic
16th
14th
84th
39th
ROT13
166th
Rule 110
17th
89th
Seven Segment
11th
12th
98th
67th
24th
SI Units
4th
25th
3rd
Sierpiński Triangle
13th
23rd11th
13th
88th
27th
Smith Numbers
14th
33rd
Spelling Numbers
72nd
10th
35th
Star Wars Opening Crawl
5th
47th
Sudoku
6th
72nd
Sudoku (Fill-in)
5th
74th
Ten-pin Bowling
9th
112th
Time Distance
6th
26th
Tongue-twisters
14th
127th
93rd
35th
United States
23rd
8th
74th
Vampire Numbers
9th
16th
49th
22nd
Van Eck Sequence
18th
54th
Zodiac Signs
9th
69th
γ
47th
λ
11th
11th
37th
π
32nd
18th
3rd
55th
112th
τ
15th
3rd
48th
100th
φ
26th
28th
61st
150th
√2
22nd
15th
51st
207th
𝑒
23rd
51st
163rd