12 Days of Christmas
23rd
20th
76th
99 Bottles of Beer
7th
35th
44th35th29th
Abundant Numbers
21st
25th
94th
34th
Abundant Numbers (Long)
18th
21st
154th
29th
Arabic to Roman
59th
11th
40th
Arithmetic Numbers
138th
Arrows
10th
164th
Ascending Primes
60th
ASCII Table
15th
51st
brainfuck
43rd
14th
20th
43rd
32nd
Catalan Numbers
26th
16th
160th
Catalan’s Constant
9th
9th
50th
47th
Christmas Trees
20th
32nd
90th
60th
Collatz
41st
9th
78th
CSS Colors
9th
78th
Cubes
12th
50th
Day of Week
6th
28th
Diamonds
27th
46th
Divisors
101st
35th
35th
156th
349th55th93rd
Emirp Numbers
16th
20th
10th
101st
81st
Emirp Numbers (Long)
7th
5th
131st
35th
Emojify
11th
55th
19th
Evil Numbers
25th
17th
34th
110th
23rd
Evil Numbers (Long)
18th
12th
23rd
32nd
12th
Factorial Factorisation
126th
Fibonacci
77th
194th135th
28th33rd
28th
18th31st
43rd61st157th73rd
99th36th
61st88th
154th52nd57th111th
49th30th13th
Fizz Buzz
84th39th78th31st66th301st201st214th13th49th19th37th35th15th46th63rd32nd9th33rd45th1st1st58th11th127th45th22nd8th133rd229th33rd140th37th142nd26th12th66th75th28th
39th9th28th
Foo Fizz Buzz Bar
20th
14th
14th
15th
96th
30th
Forsyth–Edwards Notation
10th
34th
Fractions
18th
102nd
Game of Life
45th
Gijswijt’s Sequence
10th
44th
Happy Numbers
20th
14th
14th
174th
49th
Happy Numbers (Long)
14th
9th
8th
98th
36th
Hexdump
37th
Intersection
14th
13th
58th
Inventory Sequence
14th
42nd
ISBN
16th
50th
Jacobi Symbol
21st
8th
15th
53rd
Kolakoski Constant
11th
31st
Kolakoski Sequence
24th
100th
Leap Years
98th
26th
37th
16th
165th
191st32nd28th39th
Levenshtein Distance
11th7th
31st
53rd
47th
Leyland Numbers
28th
17th
65th
Look and Say
14th
10th
29th
58th
Lucky Numbers
11th
111th
Lucky Tickets
12th
53rd
Maze
66th
Medal Tally
91st
Morse Decoder
7th
36th
Morse Encoder
10th
6th
82nd
28th
Musical Chords
26th
N Queens
29th
Niven Numbers
27th
50th
12th
167th44th38th
Niven Numbers (Long)
21st
20th
8th
157th22nd43rd
Number Spiral
8th
19th
64th
Odious Numbers
21st
17th
33rd
32nd
79th
19th
Odious Numbers (Long)
17th
12th
21st
17th
64th
9th
Ordinal Numbers
14th
17th
22nd
55th
Pangram Grep
34th
18th
19th11th
19th31st
33rd
28th
25th
50th
61st51st69th
15th
17th
Pascal’s Triangle
62nd
18th
1st
20th
28th
88th
Pernicious Numbers
25th
17th
24th
122nd
41st45th
Pernicious Numbers (Long)
11th
20th
64th
Poker
5th
24th
Prime Numbers
21st
1st
92nd
316th77th89th
Prime Numbers (Long)
39th
1st
187th
Proximity Grid
83rd
QR Decoder
39th
Quine
1st
27th63rd53rd
1st
31st13th33rd10th
64th30th
55th70th28th71st
102nd49th46th93rd66th55th
56th33rd96th103rd
8th
Recamán
12th
26th
88th
46th
29th
Repeating Decimals
5th
36th27th
Reverse Polish Notation
15th
44th
Rijndael S-box
34th
30th
Rock-paper-scissors-Spock-lizard
8th
44th
Roman to Arabic
15th
14th
71st
34th
ROT13
100th
Rule 110
15th
74th
Seven Segment
10th
12th
92nd
59th
23rd
SI Units
3rd
18th
2nd
Sierpiński Triangle
12th
21st10th
13th
75th
25th
Smith Numbers
13th
30th
Spelling Numbers
64th
9th
33rd
Star Wars Opening Crawl
5th
39th
Sudoku
6th
58th
Sudoku (Fill-in)
5th
61st
Ten-pin Bowling
7th
91st
Time Distance
5th
22nd
Tongue-twisters
13th
109th
78th
31st
United States
22nd
8th
61st
Vampire Numbers
8th
14th
41st
20th
Van Eck Sequence
18th
43rd
Zodiac Signs
9th
55th
γ
42nd
λ
11th
10th
33rd
π
29th
16th
3rd
48th
83rd
τ
15th
3rd
43rd
76th
φ
25th
24th
55th
126th
√2
21st
13th
45th
176th
𝑒
22nd
45th
130th