12 Days of Christmas
26th
21st
162nd
99 Bottles of Beer
7th
37th
91st33rd25th
Abundant Numbers
22nd
33rd
210th
39th
Abundant Numbers (Long)
19th
27th
165th
33rd
Arabic to Roman
65th
11th
142nd
Arithmetic Numbers
162nd
Arrows
10th
243rd
Ascending Primes
70th
ASCII Table
16th
157th
brainfuck
50th
14th
22nd
99th
40th
Catalan Numbers
29th
17th
197th
Catalan’s Constant
10th
10th
55th
98th
Christmas Trees
32nd
34th
250th
66th
Collatz
44th
12th
204th
CSS Colors
9th
125th
Cubes
12th
158th
Day of Week
7th
80th
Diamonds
30th
71st
Divisors
110th
39th
38th
170th
394th55th106th
Emirp Numbers
17th
21st
14th
142nd
87th
Emirp Numbers (Long)
8th
10th
156th
41st
Emojify
11th
87th
20th
Evil Numbers
28th
17th
38th
138th
25th
Evil Numbers (Long)
22nd
12th
28th
41st
15th
Factorial Factorisation
170th
Fibonacci
89th
212th161st
32nd37th
32nd
1st35th
51st97th178th80th
119th41st
68th95th
189th58th63rd130th
54th37th16th
Fizz Buzz
86th21st45th84th33rd71st333rd219th235th15th52nd20th40th39th17th53rd58th38th9th37th48th64th1st60th12th133rd47th26th9th141st236th33rd58th62nd155th27th13th74th79th30th
40th10th
Foo Fizz Buzz Bar
23rd
19th
16th
17th
340th
40th
Forsyth–Edwards Notation
10th
108th
Fractions
18th
331st
Game of Life
114th
Gijswijt’s Sequence
10th
103rd
Happy Numbers
19th
10th
15th
181st
47th
Happy Numbers (Long)
17th
9th
12th
97th
37th
Hexdump
107th
Intersection
16th
14th
66th
Inventory Sequence
15th
69th
ISBN
17th
136th
Jacobi Symbol
23rd
9th
16th
131st
Kolakoski Constant
11th
65th
Kolakoski Sequence
26th
152nd
Leap Years
117th
30th
41st
20th
185th
221st29th30th41st
Levenshtein Distance
14th7th
34th
90th
52nd
Leyland Numbers
31st
18th
173rd
Look and Say
14th
11th
33rd
171st
Lucky Numbers
11th
199th
Lucky Tickets
14th
123rd
Maze
106th
Medal Tally
104th
Morse Decoder
7th
68th
Morse Encoder
10th
6th
111th
33rd
Musical Chords
52nd
N Queens
82nd
Niven Numbers
30th
56th
16th
200th48th43rd
Niven Numbers (Long)
23rd
23rd
13th
188th26th52nd
Number Spiral
9th
19th
123rd
Odious Numbers
25th
17th
38th
36th
101st
22nd
Odious Numbers (Long)
21st
12th
26th
20th
83rd
12th
Ordinal Numbers
14th
18th
24th
125th
Pangram Grep
38th
22nd
28th14th
22nd34th
43rd
31st
30th
55th
62nd51st78th
17th
Pascal’s Triangle
71st
21st
1st
23rd
34th
80th
Pernicious Numbers
30th
18th
27th
148th
49th52nd
Pernicious Numbers (Long)
12th
25th
103rd
Poker
5th
49th
Prime Numbers
27th
1st
107th
365th82nd103rd
Prime Numbers (Long)
47th
1st
244th
Proximity Grid
103rd
QR Decoder
85th
Quine
1st
24th67th63rd
1st
34th4th37th12th
77th33rd
43rd86th31st75th
113th53rd52nd100th74th58th
74th71st99th113th
8th
Recamán
13th
27th
94th
76th
30th
Repeating Decimals
5th
82nd28th
Reverse Polish Notation
16th
147th
Rijndael S-box
43rd
75th
Rock-paper-scissors-Spock-lizard
11th
152nd
Roman to Arabic
16th
14th
113th
37th
ROT13
176th
Rule 110
18th
169th
Seven Segment
11th
12th
91st
97th
19th
SI Units
4th
48th
3rd
Sierpiński Triangle
13th
23rd11th
14th
93rd
27th
Smith Numbers
14th
68th
Spelling Numbers
72nd
10th
53rd
Star Wars Opening Crawl
5th
98th
Sudoku
6th
115th
Sudoku (Fill-in)
5th
97th
Ten-pin Bowling
9th
110th
Time Distance
6th
29th
Tongue-twisters
14th
123rd
189th
34th
United States
23rd
8th
100th
Vampire Numbers
9th
16th
111th
36th
Van Eck Sequence
18th
55th
Zodiac Signs
9th
113th
γ
48th
λ
11th
10th
74th
π
34th
18th
1st
56th
149th
τ
15th
1st
49th
121st
φ
26th
28th
62nd
176th
√2
22nd
15th
52nd
226th
𝑒
23rd
52nd
261st