12 Days of Christmas
24th
20th
78th
99 Bottles of Beer
7th
35th
45th35th29th
Abundant Numbers
22nd
26th
98th
35th
Abundant Numbers (Long)
19th
22nd
160th
30th
Arabic to Roman
61st
11th
41st
Arithmetic Numbers
140th
Arrows
10th
168th
Ascending Primes
64th
ASCII Table
15th
56th
brainfuck
39th
14th
20th
45th
32nd
Catalan Numbers
26th
16th
168th
Catalan’s Constant
9th
9th
50th
52nd
Christmas Trees
20th
32nd
94th
60th
Collatz
42nd
10th
83rd
CSS Colors
9th
80th
Cubes
12th
53rd
Day of Week
6th
28th
Diamonds
28th
49th
Divisors
102nd
36th
35th
159th
355th55th94th
Emirp Numbers
17th
20th
13th
105th
81st
Emirp Numbers (Long)
7th
8th
139th
35th
Emojify
11th
57th
19th
Evil Numbers
26th
17th
35th
112th
23rd
Evil Numbers (Long)
20th
12th
25th
32nd
14th
Factorial Factorisation
131st
Fibonacci
79th
198th140th
30th34th
30th
18th32nd
45th61st158th74th
104th38th
62nd89th
158th53rd58th114th
50th32nd15th
Fizz Buzz
84th40th78th31st67th307th206th216th15th51st20th38th35th17th47th56th32nd9th33rd45th1st1st58th11th130th45th22nd8th136th232nd33rd143rd37th145th27th12th66th75th30th
40th9th28th
Foo Fizz Buzz Bar
20th
14th
14th
16th
98th
30th
Forsyth–Edwards Notation
10th
36th
Fractions
18th
108th
Game of Life
49th
Gijswijt’s Sequence
10th
49th
Happy Numbers
21st
14th
15th
177th
50th
Happy Numbers (Long)
17th
9th
10th
102nd
37th
Hexdump
38th
Intersection
15th
13th
61st
Inventory Sequence
14th
45th
ISBN
16th
53rd
Jacobi Symbol
18th
8th
15th
55th
Kolakoski Constant
11th
32nd
Kolakoski Sequence
25th
105th
Leap Years
103rd
27th
37th
17th
166th
199th32nd28th39th
Levenshtein Distance
12th7th
31st
55th
48th
Leyland Numbers
28th
17th
70th
Look and Say
14th
10th
29th
60th
Lucky Numbers
11th
117th
Lucky Tickets
13th
57th
Maze
70th
Medal Tally
96th
Morse Decoder
7th
36th
Morse Encoder
10th
6th
83rd
30th
Musical Chords
27th
N Queens
33rd
Niven Numbers
27th
50th
15th
171st45th38th
Niven Numbers (Long)
21st
20th
10th
164th23rd43rd
Number Spiral
8th
19th
66th
Odious Numbers
23rd
17th
35th
33rd
82nd
20th
Odious Numbers (Long)
19th
12th
23rd
18th
67th
11th
Ordinal Numbers
14th
18th
22nd
59th
Pangram Grep
35th
19th
21st12th
19th32nd
35th
28th
25th
51st
64th49th70th
15th
17th
Pascal’s Triangle
64th
19th
1st
21st
29th
92nd
Pernicious Numbers
25th
17th
26th
129th
42nd46th
Pernicious Numbers (Long)
12th
24th
68th
Poker
5th
24th
Prime Numbers
22nd
1st
93rd
325th77th90th
Prime Numbers (Long)
39th
1st
194th
Proximity Grid
92nd
QR Decoder
40th
Quine
1st
30th64th55th
1st
31st4th33rd12th
66th30th
38th71st29th71st
107th49th47th95th69th56th
58th33rd97th107th
8th
Recamán
12th
26th
89th
50th
30th
Repeating Decimals
5th
37th27th
Reverse Polish Notation
16th
46th
Rijndael S-box
35th
31st
Rock-paper-scissors-Spock-lizard
8th
44th
Roman to Arabic
15th
14th
73rd
35th
ROT13
114th
Rule 110
15th
79th
Seven Segment
10th
12th
92nd
62nd
23rd
SI Units
3rd
21st
3rd
Sierpiński Triangle
12th
21st11th
13th
77th
25th
Smith Numbers
14th
31st
Spelling Numbers
66th
9th
33rd
Star Wars Opening Crawl
5th
42nd
Sudoku
6th
62nd
Sudoku (Fill-in)
5th
64th
Ten-pin Bowling
7th
95th
Time Distance
5th
24th
Tongue-twisters
13th
111th
83rd
31st
United States
22nd
8th
64th
Vampire Numbers
8th
14th
43rd
20th
Van Eck Sequence
18th
45th
Zodiac Signs
9th
57th
γ
42nd
λ
11th
10th
33rd
π
29th
17th
3rd
48th
93rd
τ
15th
3rd
43rd
85th
φ
25th
24th
55th
130th
√2
21st
13th
46th
181st
𝑒
22nd
45th
138th