12 Days of Christmas
25th
20th
80th
99 Bottles of Beer
7th
35th
46th35th30th
Abundant Numbers
22nd
26th
102nd
35th
Abundant Numbers (Long)
19th
22nd
164th
30th
Arabic to Roman
61st
11th
42nd
Arithmetic Numbers
148th
Arrows
10th
171st
Ascending Primes
67th
ASCII Table
15th
58th
brainfuck
45th
14th
20th
45th
32nd
Catalan Numbers
26th
16th
171st
Catalan’s Constant
10th
9th
52nd
54th
Christmas Trees
20th
32nd
96th
60th
Collatz
42nd
10th
88th
CSS Colors
9th
83rd
Cubes
12th
53rd
Day of Week
7th
31st
Diamonds
28th
50th
Divisors
104th
36th
35th
163rd
360th55th96th
Emirp Numbers
17th
20th
14th
108th
82nd
Emirp Numbers (Long)
7th
9th
143rd
35th
Emojify
11th
60th
19th
Evil Numbers
26th
17th
35th
116th
23rd
Evil Numbers (Long)
20th
12th
25th
33rd
14th
Factorial Factorisation
139th
Fibonacci
80th
201st141st
30th34th
30th
18th32nd
45th63rd159th75th
107th39th
63rd90th
160th54th59th117th
50th32nd15th
Fizz Buzz
84th41st79th32nd67th311th207th219th16th51st20th38th38th17th47th57th33rd9th33rd45th1st1st58th11th133rd45th22nd9th136th232nd33rd149th38th147th27th12th67th75th30th
40th9th29th
Foo Fizz Buzz Bar
20th
14th
14th
17th
104th
30th
Forsyth–Edwards Notation
10th
36th
Fractions
18th
113th
Game of Life
49th
Gijswijt’s Sequence
10th
50th
Happy Numbers
21st
14th
15th
184th
50th
Happy Numbers (Long)
17th
9th
10th
105th
37th
Hexdump
41st
Intersection
15th
13th
62nd
Inventory Sequence
14th
46th
ISBN
16th
53rd
Jacobi Symbol
21st
8th
15th
56th
Kolakoski Constant
11th
32nd
Kolakoski Sequence
25th
106th
Leap Years
105th
27th
37th
17th
169th
204th33rd29th39th
Levenshtein Distance
13th7th
31st
57th
48th
Leyland Numbers
28th
17th
71st
Look and Say
14th
10th
30th
61st
Lucky Numbers
11th
118th
Lucky Tickets
13th
60th
Maze
71st
Medal Tally
98th
Morse Decoder
7th
37th
Morse Encoder
10th
6th
84th
30th
Musical Chords
28th
N Queens
34th
Niven Numbers
27th
50th
16th
175th47th41st
Niven Numbers (Long)
21st
20th
11th
169th24th45th
Number Spiral
9th
19th
67th
Odious Numbers
23rd
17th
35th
33rd
83rd
20th
Odious Numbers (Long)
19th
12th
23rd
18th
68th
11th
Ordinal Numbers
14th
18th
22nd
61st
Pangram Grep
35th
20th
21st13th
19th33rd
35th
28th
27th
51st
65th49th70th
16th
19th
Pascal’s Triangle
68th
20th
1st
21st
30th
96th
Pernicious Numbers
25th
17th
26th
130th
42nd47th
Pernicious Numbers (Long)
12th
24th
73rd
Poker
5th
24th
Prime Numbers
22nd
1st
98th
330th78th92nd
Prime Numbers (Long)
39th
1st
198th
Proximity Grid
93rd
QR Decoder
44th
Quine
1st
30th64th55th
1st
32nd4th34th12th
68th30th
40th73rd29th72nd
109th51st48th96th69th56th
63rd33rd99th110th
8th
Recamán
12th
26th
89th
51st
30th
Repeating Decimals
5th
39th27th
Reverse Polish Notation
16th
47th
Rijndael S-box
36th
31st
Rock-paper-scissors-Spock-lizard
9th
45th
Roman to Arabic
15th
14th
76th
35th
ROT13
122nd
Rule 110
16th
82nd
Seven Segment
10th
12th
94th
62nd
23rd
SI Units
4th
21st
3rd
Sierpiński Triangle
12th
21st11th
13th
80th
25th
Smith Numbers
14th
31st
Spelling Numbers
66th
10th
34th
Star Wars Opening Crawl
5th
42nd
Sudoku
6th
64th
Sudoku (Fill-in)
5th
67th
Ten-pin Bowling
8th
95th
Time Distance
6th
24th
Tongue-twisters
13th
114th
84th
32nd
United States
22nd
8th
67th
Vampire Numbers
8th
15th
43rd
20th
Van Eck Sequence
18th
46th
Zodiac Signs
9th
58th
γ
43rd
λ
11th
10th
34th
π
29th
17th
3rd
50th
97th
τ
15th
3rd
44th
88th
φ
25th
24th
57th
134th
√2
21st
13th
47th
185th
𝑒
22nd
46th
142nd