12 Days of Christmas
22nd
20th
4th
2nd
29th
45th
8th
99 Bottles of Beer
17th
14th
8th
4th
23rd
38th
10th
Abundant Numbers
11th
16th
7th
4th
41st
14th
Abundant Numbers (Long)
5th
Arabic to Roman
💎
23rd
Arithmetic Numbers
3rd
Arrows
13th
16th
6th
Ascending Primes
5th
ASCII Table
12th
9th
62nd
4th
34th
11th
brainfuck
3rd
23rd
Catalan Numbers
9th
11th
4th
3rd
17th
7th
Catalan’s Constant
8th
7th
3rd
3rd
7th
Christmas Trees
33rd
7th
3rd
5th
8th
37th
11th
Collatz
8th
13th
6th
5th
38th
10th
CSS Colors
2nd
11th
Cubes
15th
5th
4th
💎
26th
9th
Day of Week
1st
Diamonds
21st
6th
5th
4th
15th
26th
10th
Divisors
17th
19th
11th
1st
31st
35th
9th
Emirp Numbers
11th
9th
6th
44th
6th
15th
143rd
52nd
17th
Emirp Numbers (Long)
6th
4th
Emojify
9th
Evil Numbers
21st
11th
8th
12th
26th
98th
19th
19th
13thEvil Numbers (Long)
4th
Factorial Factorisation
5th
Farey Sequence
16th
Fibonacci
19th
104th
29th
19th
258th
1st
42nd
641st
54th
12th
31stFizz Buzz
79th
47th
71st
911th
1st
99th
1,215th
3rd
22nd
Foo Fizz Buzz Bar
10th
11th
6th
7th
10th
Forsyth–Edwards Notation
3rd
Fractions
82nd
1st
197th
1st
Game of Life
7th
Gijswijt’s Sequence
2nd
Happy Numbers
16th
9th
5th
4th
16th
103rd
30th
16th
Happy Numbers (Long)
6th
8th
5th
2nd
122nd
20th
7th
Hexdump
💎
Intersection
48th
💎
177th
15th
Inventory Sequence
3rd
ISBN
4th
23rd
Jacobi Symbol
4th
Kolakoski Constant
7th
7th
7th
32nd
20th
9th
10th
7th
5th
8th
17th
14th
3rd
10th
17th
39th
12th
15th
3rd
5th
4th
11th
11th
30th
108th
13th
21st
8th
7th
5th
4th
7th
20th
Kolakoski Sequence
16th
8th
6th
9th
6th
35th
1st
170th
25th
15th
Leap Years
14th
19th
5th
1st
4th
22nd
40th
4th
11th
14thLevenshtein Distance
2nd
45th
Leyland Numbers
5th
7th
4th
2nd
30th
8th
ln 2
5th
Look and Say
16th
7th
2nd
6th
31st
10th
Lucky Numbers
5th
7th
3rd
5th
9th
Lucky Tickets
2nd
18th
Maze
5th
Medal Tally
4th
Morse Decoder
3rd
25th
Morse Encoder
3rd
24th
Musical Chords
2nd
11th
Niven Numbers
17th
19th
6th
1st
29th
35th
16th
Niven Numbers (Long)
4th
Number Spiral
5th
6th
4th
4th
19th
12th
Odious Numbers
21st
10th
7th
12th
27th
70th
17th
18th
13thOdious Numbers (Long)
4th
Ordinal Numbers
8th
42nd
Pangram Grep
5th
70th
Pascal’s Triangle
9th
7th
5th
1st
16th
25th
9th
Pernicious Numbers
12th
15th
7th
1st
1st
30th
1st
17th
16th
Pernicious Numbers (Long)
10th
Poker
💎
Prime Numbers
10th
11th
8th
1st
1st
32nd
121st
51st
19th
Prime Numbers (Long)
7th
9th
5th
11th
30th
8th
Proximity Grid
💎
QR Decoder
16th
2nd
10th
Quine
1st
2nd
10th
25th
1st
52nd
84th
16thRecamán
5th
6th
5th
10th
6th
21st
9th
Repeating Decimals
3rd
Reverse Polish Notation
7th
Rijndael S-box
6th
Rock-paper-scissors-Spock-lizard
💎
14th
Roman to Arabic
9th
28th
Rule 110
16th
5th
4th
6th
33rd
11th
Seven Segment
3rd
SI Units
💎
Sierpiński Triangle
18th
10th
4th
9th
25th
9th
Smith Numbers
6th
5th
4th
3rd
27th
6th
Spelling Numbers
2nd
21st
Star Wars Opening Crawl
💎
Sudoku
4th
Sudoku v2
2nd
Ten-pin Bowling
💎
17th
Time Distance
2nd
Tongue-twisters
7th
11th
4th
3rd
31st
10th
United States
6th
Vampire Numbers
7th
5th
3rd
2nd
29th
7th
Van Eck Sequence
5th
4th
5th
32nd
1st
78th
15th
7th
Zodiac Signs
4th
γ
💎
λ
10th
10th
9th
59th
30th
22nd
8th
10th
6th
6th
8th
26th
14th
5th
7th
17th
79th
15th
6th
19th
1st
8th
5th
9th
17th
41st
8th
119th
14th
28th
14th
11th
10th
6th
8th
22nd
π
12th
10th
11th
84th
57th
10th
12th
10th
9th
10th
38th
30th
4th
29th
38th
168th
74th
24th
4th
9th
5th
40th
20th
60th
386th
36th
72nd
14th
10th
11th
9th
8th
33rd
τ
9th
9th
9th
45th
31st
9th
11th
10th
7th
8th
33rd
19th
5th
24th
29th
86th
63rd
22nd
4th
7th
5th
32nd
15th
41st
209th
21st
50th
11th
10th
7th
5th
8th
19th
φ
11th
34th
11th
44th
34th
10th
13th
10th
9th
10th
36th
27th
3rd
27th
27th
73rd
59th
28th
9th
7th
5th
31st
17th
38th
275th
25th
54th
12th
10th
7th
7th
9th
19th
√2
16th
31st
11th
54th
39th
9th
13th
10th
11th
8th
42nd
26th
5th
26th
39th
80th
49th
21st
5th
7th
5th
30th
13th
42nd
149th
19th
48th
13th
11th
8th
7th
10th
21st
𝑒
10th
11th
12th
62nd
45th
10th
10th
11th
8th
9th
33rd
29th
5th
28th
25th
85th
65th
24th
6th
9th
5th
31st
19th
44th
214th
31st
59th
14th
9th
6th
7th
8th
25th