12 Days of Christmas
24th
20th
144th
99 Bottles of Beer
7th
35th
81st33rd23rd
Abundant Numbers
22nd
26th
182nd
35th
Abundant Numbers (Long)
19th
22nd
137th
30th
Arabic to Roman
61st
11th
119th
Arithmetic Numbers
126th
Arrows
10th
210th
Ascending Primes
48th
ASCII Table
15th
129th
brainfuck
39th
14th
20th
84th
32nd
Catalan Numbers
26th
16th
168th
Catalan’s Constant
9th
9th
50th
82nd
Christmas Trees
20th
32nd
216th
59th
Collatz
41st
10th
173rd
CSS Colors
9th
109th
Cubes
12th
145th
Day of Week
6th
54th
Diamonds
28th
61st
Divisors
102nd
36th
35th
159th
367th54th94th
Emirp Numbers
17th
20th
12th
120th
78th
Emirp Numbers (Long)
7th
8th
131st
35th
Emojify
11th
75th
18th
Evil Numbers
26th
17th
35th
112th
23rd
Evil Numbers (Long)
20th
12th
25th
32nd
14th
Factorial Factorisation
131st
Fibonacci
79th
196th140th
30th34th
30th
1st32nd
45th61st158th74th
104th38th
62nd89th
158th45th58th114th
50th32nd15th
Fizz Buzz
84th18th40th78th31st67th307th206th216th15th51st20th38th35th16th47th56th32nd9th33rd45th1st1st56th11th130th45th22nd8th136th232nd33rd53rd57th145th27th12th66th75th28th
40th9th28th
Foo Fizz Buzz Bar
20th
14th
14th
16th
300th
35th
Forsyth–Edwards Notation
10th
94th
Fractions
18th
286th
Game of Life
100th
Gijswijt’s Sequence
10th
86th
Happy Numbers
18th
10th
13th
157th
42nd
Happy Numbers (Long)
17th
9th
10th
79th
35th
Hexdump
91st
Intersection
15th
13th
53rd
Inventory Sequence
14th
53rd
ISBN
16th
120th
Jacobi Symbol
18th
8th
15th
113th
Kolakoski Constant
11th
51st
Kolakoski Sequence
25th
137th
Leap Years
103rd
27th
37th
17th
166th
196th28th28th39th
Levenshtein Distance
12th7th
31st
72nd
47th
Leyland Numbers
28th
17th
156th
Look and Say
14th
10th
29th
144th
Lucky Numbers
11th
176th
Lucky Tickets
13th
100th
Maze
86th
Medal Tally
91st
Morse Decoder
7th
56th
Morse Encoder
10th
6th
97th
29th
Musical Chords
38th
N Queens
68th
Niven Numbers
27th
50th
13th
171st44th38th
Niven Numbers (Long)
21st
20th
10th
158th23rd43rd
Number Spiral
8th
18th
105th
Odious Numbers
23rd
17th
35th
33rd
82nd
20th
Odious Numbers (Long)
19th
12th
23rd
18th
67th
11th
Ordinal Numbers
14th
18th
22nd
112th
Pangram Grep
35th
19th
20th12th
19th31st
35th
27th
25th
51st
47th50th70th
15th
17th
Pascal’s Triangle
64th
19th
1st
21st
29th
68th
Pernicious Numbers
25th
17th
26th
129th
42nd46th
Pernicious Numbers (Long)
12th
24th
78th
Poker
5th
41st
Prime Numbers
22nd
1st
93rd
325th78th90th
Prime Numbers (Long)
39th
1st
209th
Proximity Grid
90th
QR Decoder
68th
Quine
1st
30th64th55th
1st
31st4th33rd12th
66th30th
38th71st29th71st
107th49th47th95th69th56th
58th67th97th107th
8th
Recamán
12th
26th
89th
64th
29th
Repeating Decimals
5th
65th27th
Reverse Polish Notation
16th
124th
Rijndael S-box
35th
56th
Rock-paper-scissors-Spock-lizard
10th
140th
Roman to Arabic
15th
14th
95th
33rd
ROT13
117th
Rule 110
16th
152nd
Seven Segment
10th
12th
85th
80th
18th
SI Units
3rd
42nd
3rd
Sierpiński Triangle
12th
21st11th
14th
77th
25th
Smith Numbers
14th
56th
Spelling Numbers
66th
9th
48th
Star Wars Opening Crawl
5th
87th
Sudoku
6th
101st
Sudoku (Fill-in)
5th
87th
Ten-pin Bowling
7th
94th
Time Distance
5th
22nd
Tongue-twisters
13th
108th
161st
29th
United States
22nd
8th
86th
Vampire Numbers
8th
14th
92nd
32nd
Van Eck Sequence
18th
42nd
Zodiac Signs
9th
92nd
γ
42nd
λ
11th
9th
59th
π
29th
17th
1st
48th
122nd
τ
15th
1st
43rd
102nd
φ
25th
24th
55th
155th
√2
21st
13th
46th
197th
𝑒
22nd
45th
230th