12 Days of Christmas
8th
34th
20th
17th
6th
6th
21st
10th
23rd
8th
10th
3rd
24th
99 Bottles of Beer
7th
26th
18th
11th
3rd
10th
7th
11th
16th
9th
47th
8th
50th
14th
5th
12th
5th
12th
7th
40th
31st
44th
33rd
15th
Abundant Numbers
9th
40th
8th
20th
4th
25th
7th
13th
8th
50th
21st
11th
18th
9th
22nd
72nd
71st
Abundant Numbers (Long)
6th
26th
2nd
18th
4th
17th
5th
15th
3rd
30th
15th
4th
15th
8th
18th
52nd
34th
Arabic to Roman
4th
31st
11th
16th
3rd
6th
38th
4th
40th
12th
6th
29th
Arithmetic Numbers
27th
10th
17th
7th
10th
27th
10th
7th
16th
Arrows
7th
18th
15th
10th
5th
12th
26th
7th
7th
7th
44th
Ascending Primes
8th
9th
6th
6th
4th
31st
ASCII Table
5th
18th
10th
7th
3rd
4th
5th
13th
9th
9th
2nd
11th
42nd
brainfuck
6th
12th
17th
8th
4th
9th
89th
9th
19th
11th
115th
Catalan Numbers
7th
15th
12th
10th
3rd
10th
13th
34th
15th
19th
4th
18th
63rd
45th
Catalan’s Constant
3rd
7th
11th
5th
2nd
5th
8th
23rd
1st
7th
2nd
5th
60th
Christmas Trees
4th
15th
7th
6th
4th
5th
17th
5th
25th
10th
8th
22nd
11th
14th
96th
5th
Collatz
6th
39th
3rd
12th
5th
9th
6th
3rd
49th
16th
15th
6th
18th
19th
32nd
9th
CSS Colors
4th
13th
17th
9th
5th
9th
19th
9th
5th
7th
36th
37th
Cubes
4th
27th
2nd
11th
3rd
2nd
10th
3rd
17th
8th
9th
2nd
11th
59th
Day of Week
29th
12th
59th
10th
6th
56th
1st
DFA Simulator
5th
9th
5th
2nd
34th
Diamonds
6th
23rd
14th
14th
4th
22nd
5th
17th
8th
36th
11th
6th
17th
9th
22nd
112th
42nd
Divisors
26th
41st
24th
30th
6th
6th
17th
12th
26th
14th
7th
36th
13th
11th
1st
15th
Emirp Numbers
6th
22nd
17th
13th
1st
6th
15th
13th
32nd
15th
8th
21st
8th
12th
87th
Emirp Numbers (Long)
7th
8th
6th
6th
5th
4th
5th
8th
11th
3rd
7th
5th
31st
Emojify
4th
19th
9th
12th
4th
9th
18th
9th
7th
4th
42nd
Evil Numbers
12th
18th
7th
10th
1st
26th
8th
21st
7th
13th
18th
17th
19th
11th
18th
1st
28th
26th
12th
Evil Numbers (Long)
7th
22nd
6th
11th
5th
20th
5th
14th
6th
11th
12th
12th
13th
9th
10th
29th
20th
16th
7th
Farey Sequence
33rd
16th
19th
10th
10th
30th
10th
10th
66th
Fibonacci
28th
4th
31st
2nd
9th
3rd
25th
1st
40th
68th
136th
23rd
1st
19th
29th
1st
28th
13th
29th
22nd
22nd
1st
90th
52nd
76th
3rd
24th
17th
20th
Fizz Buzz
74th
20th
27th
19th
30th
48th
72nd
5th
30th
28th
26th
23rd
38th
28th
53rd
30th
66th
1st
1st
24th
37th
12th
43rd
12th
12th
8th
1st
69th
29th
46th
65th
1st
24th
22nd
74th
13th
12th
28th
15th
Foo Fizz Buzz Bar
10th
14th
36th
34th
21st
5th
13th
11th
8th
8th
10th
7th
5th
24th
19th
8th
23rd
11th
7th
9th
1st
34th
1st
13th
36th
23rd
9th
6th
8th
6th
Forsyth–Edwards Notation
4th
12th
3rd
8th
12th
7th
6th
28th
Fractions
7th
53rd
18th
29th
2nd
7th
13th
11th
44th
13th
8th
16th
6th
68th
66th
Game of Life
5th
16th
4th
11th
16th
9th
6th
4th
41st
Gijswijt’s Sequence
9th
6th
14th
6th
7th
4th
50th
Happy Numbers
7th
13th
14th
11th
1st
9th
23rd
15th
31st
15th
9th
21st
6th
1st
40th
9th
Happy Numbers (Long)
5th
27th
20th
10th
4th
12th
14th
15th
22nd
12th
4th
16th
11th
11th
38th
12th
Hexdump
4th
10th
4th
20th
7th
7th
68th
Intersection
7th
42nd
15th
20th
4th
8th
38th
6th
9th
4th
44th
6th
Inventory Sequence
6th
12th
6th
10th
5th
5th
12th
7th
12th
7th
22nd
ISBN
8th
31st
31st
16th
9th
14th
33rd
10th
13th
9th
37th
Jacobi Symbol
6th
9th
9th
16th
8th
3rd
6th
38th
Kolakoski Constant
4th
14th
8th
9th
2nd
4th
5th
17th
7th
8th
4th
8th
39th
Kolakoski Sequence
6th
25th
5th
14th
4th
16th
10th
14th
5th
16th
14th
6th
13th
2nd
12th
16th
38th
Leap Years
27th
31st
14th
15th
7th
13th
9th
14th
19th
11th
8th
12th
1st
10th
31st
11th
9th
16th
4th
30th
40th
13th
17th
15th
11th
8th
8th
15th
Levenshtein Distance
6th
25th
13th
10th
26th
8th
6th
40th
10th
8th
1st
91st
Leyland Numbers
4th
19th
27th
18th
3rd
7th
12th
7th
61st
9th
9th
5th
93rd
ln 2
7th
12th
5th
10th
29th
1st
2nd
54th
Look and Say
7th
16th
21st
11th
3rd
7th
11th
14th
34th
12th
24th
5th
68th
Lucky Numbers
6th
13th
15th
9th
5th
8th
11th
10th
20th
8th
13th
6th
16th
Lucky Tickets
4th
14th
9th
8th
3rd
4th
14th
6th
8th
2nd
60th
Mahjong
4th
9th
💎
Maze
4th
17th
4th
3rd
5th
41st
Medal Tally
15th
6th
20th
5th
7th
55th
Morse Decoder
3rd
9th
8th
6th
4th
8th
31st
5th
7th
7th
37th
Morse Encoder
3rd
14th
10th
10th
4th
7th
15th
5th
7th
5th
39th
Musical Chords
3rd
12th
8th
8th
4th
5th
14th
7th
7th
3rd
27th
Niven Numbers
17th
49th
29th
29th
1st
22nd
15th
23rd
24th
1st
20th
17th
12th
4th
22nd
50th
23rd
Niven Numbers (Long)
11th
34th
29th
22nd
5th
15th
12th
16th
17th
4th
27th
Number Spiral
5th
30th
13th
15th
2nd
8th
11th
23rd
6th
9th
10th
9th
86th
Odious Numbers
11th
18th
7th
21st
1st
23rd
9th
16th
7th
11th
18th
19th
28th
13th
18th
1st
24th
25th
11th
Odious Numbers (Long)
6th
16th
6th
17th
5th
19th
6th
14th
6th
10th
12th
12th
14th
7th
11th
1st
17th
16th
7th
Ordinal Numbers
8th
32nd
16th
14th
4th
7th
10th
36th
9th
13th
6th
11th
107th
Pangram Grep
11th
25th
19th
17th
4th
15th
8th
14th
30th
11th
54th
21st
16th
8th
16th
2nd
165th
16th
59th
7th
Pascal’s Triangle
5th
21st
7th
8th
4th
10th
2nd
9th
16th
7th
16th
4th
21st
10th
6th
10th
53rd
50th
1st
11th
Pernicious Numbers
18th
53rd
34th
31st
1st
21st
15th
27th
24th
39th
20th
20th
25th
21st
101st
41st
Pernicious Numbers (Long)
6th
21st
13th
16th
5th
14th
6th
9th
13th
16th
9th
9th
10th
8th
54th
22nd
Poker
3rd
8th
7th
6th
5th
4th
14th
6th
5th
2nd
24th
Prime Numbers
27th
51st
17th
25th
1st
15th
8th
17th
23rd
20th
55th
87th
18th
49th
21st
20th
33rd
17th
8th
24th
21st
21st
58th
54th
20th
46th
28th
30th
13th
21st
17th
14th
Prime Numbers (Long)
8th
34th
8th
22nd
6th
18th
8th
9th
13th
10th
7th
31st
18th
21st
9th
4th
5th
12th
113th
21st
1st
31st
5th
17th
9th
14th
11th
Proximity Grid
5th
9th
7th
18th
7th
9th
3rd
28th
QR Decoder
6th
9th
8th
7th
3rd
7th
20th
7th
7th
4th
7th
54th
Quine
1st
1st
15th
67th
21st
1st
16th
14th
16th
16th
25th
9th
30th
15th
68th
10th
22nd
1st
25th
1st
1st
1st
16th
1st
1st
1st
1st
26th
18th
51st
11th
1st
1st
36th
8th
12th
14th
14th
Recamán
4th
21st
10th
10th
3rd
4th
10th
5th
18th
12th
4th
10th
6th
9th
43rd
Repeating Decimals
2nd
12th
6th
10th
2nd
3rd
20th
7th
4th
32nd
Reverse Polish Notation
7th
13th
4th
64th
7th
56th
10th
8th
78th
Rijndael S-box
21st
7th
8th
8th
19th
4th
30th
Rock-paper-scissors-Spock-lizard
4th
16th
11th
9th
2nd
1st
16th
4th
2nd
8th
💎
5th
15th
Roman to Arabic
5th
16th
14th
9th
6th
11th
13th
6th
10th
6th
8th
26th
Rule 110
5th
27th
10th
15th
8th
8th
33rd
7th
3rd
11th
6th
67th
Seven Segment
3rd
20th
13th
8th
3rd
4th
6th
17th
6th
8th
10th
3rd
7th
40th
SI Units
4th
4th
4th
3rd
💎
22nd
Sierpiński Triangle
5th
13th
8th
11th
3rd
12th
6th
6th
9th
26th
8th
14th
11th
17th
9th
5th
12th
8th
8th
43rd
23rd
28th
Smith Numbers
7th
25th
14th
13th
3rd
5th
10th
28th
10th
8th
7th
89th
Spelling Numbers
4th
9th
6th
11th
2nd
6th
18th
6th
42nd
10th
4th
22nd
Star Wars Opening Crawl
3rd
9th
6th
5th
2nd
2nd
10th
4th
7th
3rd
33rd
Sudoku
14th
9th
8th
3rd
6th
18th
6th
4th
3rd
50th
Sudoku v2
12th
12th
6th
3rd
8th
20th
7th
4th
60th
Ten-pin Bowling
3rd
6th
7th
3rd
8th
4th
6th
14th
7th
10th
2nd
38th
Time Distance
3rd
10th
7th
16th
5th
5th
2nd
31st
Tongue-twisters
4th
35th
13th
17th
5th
5th
6th
8th
18th
7th
6th
10th
4th
8th
53rd
United States
4th
15th
12th
3rd
3rd
43rd
6th
8th
7th
6th
40th
Vampire Numbers
3rd
25th
13th
15th
2nd
4th
7th
9th
27th
9th
6th
2nd
108th
Van Eck Sequence
5th
18th
10th
8th
3rd
7th
9th
8th
21st
6th
4th
14th
6th
8th
34th
Zodiac Signs
12th
8th
33rd
8th
6th
57th
γ
3rd
7th
4th
1st
5th
12th
1st
2nd
41st
λ
4th
18th
12th
7th
3rd
5th
6th
30th
8th
4th
4th
12th
54th
π
6th
19th
17th
12th
4th
7th
13th
37th
1st
34th
4th
9th
64th
39th
τ
5th
14th
14th
9th
4th
7th
11th
32nd
1st
28th
2nd
7th
58th
28th
φ
4th
18th
16th
9th
3rd
6th
10th
46th
1st
27th
7th
14th
138th
√2
5th
12th
18th
10th
2nd
8th
9th
30th
1st
43rd
1st
27th
3rd
9th
110th
𝑒
8th
21st
19th
13th
4th
10th
13th
48th
1st
27th
6th
15th
62nd
21st