12 Days of Christmas
26th
21st
88th
99 Bottles of Beer
7th
37th
47th35th29th
Abundant Numbers
22nd
31st
111th
38th
Abundant Numbers (Long)
19th
27th
184th
33rd
Arabic to Roman
64th
11th
44th
Arithmetic Numbers
174th
Arrows
10th
190th
Ascending Primes
87th
ASCII Table
16th
60th
brainfuck
48th
14th
21st
51st
37th
Catalan Numbers
28th
17th
192nd
Catalan’s Constant
10th
10th
54th
60th
Christmas Trees
21st
34th
104th
65th
Collatz
43rd
12th
94th
CSS Colors
9th
90th
Cubes
12th
57th
Day of Week
7th
44th
Diamonds
30th
53rd
Divisors
109th
39th
38th
168th
377th55th103rd
Emirp Numbers
17th
21st
15th
119th
89th
Emirp Numbers (Long)
8th
10th
162nd
41st
Emojify
11th
67th
21st
Evil Numbers
28th
17th
38th
135th
24th
Evil Numbers (Long)
22nd
12th
28th
38th
15th
Factorial Factorisation
170th
Fibonacci
87th
210th159th
31st37th
32nd
20th35th
50th88th175th77th
117th41st
68th94th
186th55th63rd128th
54th37th15th
Fizz Buzz
85th44th84th33rd69th331st220th232nd15th52nd20th39th38th18th51st58th36th9th35th48th57th1st61st11th133rd47th26th9th141st236th33rd169th38th154th27th13th74th78th31st
40th9th
Foo Fizz Buzz Bar
23rd
17th
15th
17th
118th
33rd
Forsyth–Edwards Notation
10th
38th
Fractions
18th
125th
Game of Life
56th
Gijswijt’s Sequence
10th
56th
Happy Numbers
22nd
14th
17th
198th
54th
Happy Numbers (Long)
17th
9th
12th
120th
40th
Hexdump
46th
Intersection
15th
14th
68th
Inventory Sequence
15th
52nd
ISBN
17th
58th
Jacobi Symbol
22nd
9th
16th
66th
Kolakoski Constant
11th
37th
Kolakoski Sequence
26th
115th
Leap Years
113th
29th
40th
19th
182nd
224th33rd29th41st
Levenshtein Distance
14th7th
32nd
68th
53rd
Leyland Numbers
30th
17th
79th
Look and Say
14th
11th
32nd
65th
Lucky Numbers
11th
129th
Lucky Tickets
13th
74th
Maze
82nd
Medal Tally
109th
Morse Decoder
7th
41st
Morse Encoder
10th
6th
94th
33rd
Musical Chords
36th
N Queens
39th
Niven Numbers
30th
55th
18th
196th48th42nd
Niven Numbers (Long)
23rd
22nd
13th
188th25th51st
Number Spiral
9th
20th
75th
Odious Numbers
25th
17th
38th
36th
99th
21st
Odious Numbers (Long)
21st
12th
26th
20th
81st
12th
Ordinal Numbers
14th
18th
23rd
66th
Pangram Grep
36th
20th
28th14th
21st33rd
42nd
31st
29th
53rd
74th51st75th
17th
Pascal’s Triangle
70th
20th
1st
22nd
31st
103rd
Pernicious Numbers
30th
18th
27th
144th
48th52nd
Pernicious Numbers (Long)
12th
25th
89th
Poker
5th
26th
Prime Numbers
26th
1st
106th
359th81st100th
Prime Numbers (Long)
45th
1st
220th
Proximity Grid
104th
QR Decoder
52nd
Quine
1st
23rd67th61st
1st
33rd4th38th12th
76th32nd
42nd84th30th74th
114th52nd51st100th73rd57th
72nd36th110th113th
8th
Recamán
13th
27th
94th
56th
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
164th
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
71st
10th
35th
Star Wars Opening Crawl
5th
47th
Sudoku
6th
72nd
Sudoku (Fill-in)
5th
74th
Ten-pin Bowling
9th
110th
Time Distance
6th
25th
Tongue-twisters
13th
126th
92nd
34th
United States
23rd
8th
72nd
Vampire Numbers
9th
15th
49th
21st
Van Eck Sequence
18th
54th
Zodiac Signs
9th
69th
γ
47th
λ
11th
11th
36th
π
32nd
18th
3rd
55th
112th
τ
15th
3rd
48th
100th
φ
26th
28th
61st
149th
√2
22nd
15th
51st
205th
𝑒
23rd
51st
162nd