12 Days of Christmas
25th
21st
86th
99 Bottles of Beer
7th
37th
47th35th28th
Abundant Numbers
22nd
30th
110th
37th
Abundant Numbers (Long)
19th
26th
177th
32nd
Arabic to Roman
63rd
11th
43rd
Arithmetic Numbers
170th
Arrows
10th
184th
Ascending Primes
77th
ASCII Table
16th
60th
brainfuck
46th
14th
21st
48th
36th
Catalan Numbers
27th
17th
187th
Catalan’s Constant
10th
10th
54th
59th
Christmas Trees
21st
34th
100th
61st
Collatz
43rd
12th
92nd
CSS Colors
9th
90th
Cubes
12th
56th
Day of Week
7th
40th
Diamonds
30th
52nd
Divisors
107th
38th
37th
166th
371st55th100th
Emirp Numbers
17th
21st
14th
110th
85th
Emirp Numbers (Long)
8th
9th
157th
40th
Emojify
11th
64th
21st
Evil Numbers
28th
17th
37th
130th
24th
Evil Numbers (Long)
22nd
12th
27th
35th
15th
Factorial Factorisation
162nd
Fibonacci
84th
205th153rd
30th37th
32nd
19th34th
48th76th170th77th
110th40th
67th90th
179th55th62nd120th
52nd34th15th
Fizz Buzz
84th43rd83rd33rd68th325th217th226th15th52nd20th39th38th18th49th58th36th9th35th48th42nd1st60th11th133rd47th22nd9th137th235th33rd165th38th150th27th13th71st77th31st
40th9th
Foo Fizz Buzz Bar
22nd
17th
15th
17th
115th
33rd
Forsyth–Edwards Notation
10th
38th
Fractions
18th
120th
Game of Life
55th
Gijswijt’s Sequence
10th
54th
Happy Numbers
21st
14th
17th
194th
52nd
Happy Numbers (Long)
17th
9th
12th
111th
39th
Hexdump
46th
Intersection
15th
14th
66th
Inventory Sequence
15th
51st
ISBN
16th
58th
Jacobi Symbol
22nd
9th
16th
60th
Kolakoski Constant
11th
36th
Kolakoski Sequence
25th
115th
Leap Years
111th
28th
40th
19th
180th
219th33rd29th40th
Levenshtein Distance
14th7th
31st
62nd
52nd
Leyland Numbers
30th
17th
79th
Look and Say
14th
11th
31st
63rd
Lucky Numbers
11th
127th
Lucky Tickets
13th
62nd
Maze
77th
Medal Tally
108th
Morse Decoder
7th
40th
Morse Encoder
10th
6th
93rd
32nd
Musical Chords
34th
N Queens
38th
Niven Numbers
30th
55th
17th
188th48th42nd
Niven Numbers (Long)
23rd
22nd
12th
183rd25th49th
Number Spiral
9th
20th
68th
Odious Numbers
25th
17th
37th
36th
94th
21st
Odious Numbers (Long)
21st
12th
25th
20th
77th
12th
Ordinal Numbers
14th
18th
23rd
66th
Pangram Grep
36th
20th
27th14th
21st33rd
39th
30th
29th
53rd
72nd50th73rd
17th
Pascal’s Triangle
69th
20th
1st
22nd
31st
101st
Pernicious Numbers
30th
18th
27th
141st
47th50th
Pernicious Numbers (Long)
12th
24th
81st
Poker
5th
24th
Prime Numbers
26th
1st
105th
352nd80th98th
Prime Numbers (Long)
45th
1st
213th
Proximity Grid
103rd
QR Decoder
49th
Quine
1st
30th65th59th
1st
33rd4th35th12th
73rd32nd
41st83rd30th73rd
113th52nd50th98th73rd57th
70th35th109th112th
8th
Recamán
13th
27th
92nd
55th
31st
Repeating Decimals
5th
40th27th
Reverse Polish Notation
16th
52nd
Rijndael S-box
41st
36th
Rock-paper-scissors-Spock-lizard
9th
48th
Roman to Arabic
16th
14th
80th
38th
ROT13
156th
Rule 110
17th
84th
Seven Segment
11th
12th
97th
66th
24th
SI Units
4th
23rd
3rd
Sierpiński Triangle
13th
22nd11th
13th
86th
26th
Smith Numbers
14th
32nd
Spelling Numbers
69th
10th
34th
Star Wars Opening Crawl
5th
46th
Sudoku
6th
72nd
Sudoku (Fill-in)
5th
74th
Ten-pin Bowling
9th
105th
Time Distance
6th
25th
Tongue-twisters
13th
124th
92nd
33rd
United States
23rd
8th
72nd
Vampire Numbers
9th
15th
49th
21st
Van Eck Sequence
18th
50th
Zodiac Signs
9th
67th
γ
45th
λ
11th
10th
35th
π
30th
18th
3rd
53rd
107th
τ
15th
3rd
48th
97th
φ
26th
27th
61st
146th
√2
22nd
15th
51st
200th
𝑒
23rd
50th
157th