12 Days of Christmas
25th
21st
152nd
99 Bottles of Beer
7th
36th
86th33rd21st
Abundant Numbers
22nd
30th
198th
37th
Abundant Numbers (Long)
19th
26th
151st
32nd
Arabic to Roman
63rd
11th
133rd
Arithmetic Numbers
151st
Arrows
10th
229th
Ascending Primes
55th
ASCII Table
15th
145th
brainfuck
46th
14th
21st
90th
35th
Catalan Numbers
27th
17th
186th
Catalan’s Constant
10th
10th
54th
92nd
Christmas Trees
21st
34th
230th
60th
Collatz
43rd
10th
194th
CSS Colors
9th
121st
Cubes
12th
153rd
Day of Week
7th
65th
Diamonds
30th
65th
Divisors
107th
38th
37th
165th
383rd54th99th
Emirp Numbers
17th
21st
12th
127th
82nd
Emirp Numbers (Long)
8th
8th
146th
40th
Emojify
11th
82nd
20th
Evil Numbers
28th
17th
37th
128th
24th
Evil Numbers (Long)
22nd
12th
27th
35th
15th
Factorial Factorisation
158th
Fibonacci
83rd
201st151st
30th37th
32nd
1st34th
48th74th168th77th
108th40th
67th90th
176th48th61st122nd
52nd34th15th
Fizz Buzz
84th21st43rd82nd33rd68th322nd216th225th15th52nd20th39th38th17th48th58th36th9th35th47th33rd1st58th11th133rd47th22nd9th137th235th33rd54th61st149th27th13th70th77th30th
40th9th
Foo Fizz Buzz Bar
22nd
17th
14th
17th
321st
37th
Forsyth–Edwards Notation
10th
101st
Fractions
18th
313th
Game of Life
108th
Gijswijt’s Sequence
10th
99th
Happy Numbers
18th
10th
14th
168th
44th
Happy Numbers (Long)
17th
9th
11th
85th
36th
Hexdump
101st
Intersection
15th
14th
59th
Inventory Sequence
15th
60th
ISBN
16th
128th
Jacobi Symbol
22nd
9th
16th
123rd
Kolakoski Constant
11th
56th
Kolakoski Sequence
25th
146th
Leap Years
110th
28th
40th
18th
178th
212th29th29th39th
Levenshtein Distance
14th7th
31st
74th
51st
Leyland Numbers
29th
17th
166th
Look and Say
14th
11th
30th
156th
Lucky Numbers
11th
190th
Lucky Tickets
13th
114th
Maze
95th
Medal Tally
98th
Morse Decoder
7th
62nd
Morse Encoder
10th
6th
104th
31st
Musical Chords
43rd
N Queens
78th
Niven Numbers
30th
55th
15th
186th47th42nd
Niven Numbers (Long)
23rd
22nd
12th
177th25th49th
Number Spiral
9th
19th
111th
Odious Numbers
25th
17th
37th
35th
93rd
21st
Odious Numbers (Long)
21st
12th
25th
20th
76th
12th
Ordinal Numbers
14th
18th
23rd
119th
Pangram Grep
36th
20th
23rd14th
20th33rd
39th
29th
29th
52nd
53rd51st71st
17th
Pascal’s Triangle
69th
20th
1st
22nd
31st
74th
Pernicious Numbers
28th
17th
27th
140th
46th50th
Pernicious Numbers (Long)
12th
24th
89th
Poker
5th
41st
Prime Numbers
25th
1st
105th
348th81st98th
Prime Numbers (Long)
44th
1st
226th
Proximity Grid
99th
QR Decoder
79th
Quine
1st
30th65th59th
1st
33rd4th35th12th
72nd32nd
40th82nd30th73rd
112th52nd49th98th71st56th
67th69th106th112th
8th
Recamán
13th
26th
92nd
69th
30th
Repeating Decimals
5th
74th27th
Reverse Polish Notation
16th
140th
Rijndael S-box
40th
63rd
Rock-paper-scissors-Spock-lizard
11th
147th
Roman to Arabic
16th
14th
104th
35th
ROT13
161st
Rule 110
17th
159th
Seven Segment
11th
12th
89th
89th
19th
SI Units
4th
45th
3rd
Sierpiński Triangle
13th
22nd11th
14th
85th
26th
Smith Numbers
14th
60th
Spelling Numbers
68th
10th
52nd
Star Wars Opening Crawl
5th
92nd
Sudoku
6th
110th
Sudoku (Fill-in)
5th
91st
Ten-pin Bowling
9th
101st
Time Distance
6th
23rd
Tongue-twisters
13th
116th
176th
31st
United States
23rd
8th
95th
Vampire Numbers
9th
15th
100th
33rd
Van Eck Sequence
18th
46th
Zodiac Signs
9th
100th
γ
43rd
λ
11th
9th
67th
π
30th
18th
1st
50th
137th
τ
15th
1st
46th
115th
φ
26th
26th
60th
169th
√2
22nd
14th
49th
214th
𝑒
23rd
48th
250th