12 Days of Christmas
25th
21st
151st
99 Bottles of Beer
7th
36th
86th33rd24th
Abundant Numbers
22nd
27th
197th
35th
Abundant Numbers (Long)
19th
23rd
150th
30th
Arabic to Roman
62nd
11th
132nd
Arithmetic Numbers
149th
Arrows
10th
226th
Ascending Primes
54th
ASCII Table
15th
142nd
brainfuck
46th
14th
21st
90th
34th
Catalan Numbers
27th
16th
180th
Catalan’s Constant
10th
10th
52nd
92nd
Christmas Trees
21st
34th
228th
60th
Collatz
43rd
10th
191st
CSS Colors
9th
120th
Cubes
12th
152nd
Day of Week
7th
64th
Diamonds
30th
65th
Divisors
105th
37th
36th
163rd
382nd54th98th
Emirp Numbers
17th
21st
13th
126th
81st
Emirp Numbers (Long)
8th
9th
145th
38th
Emojify
11th
79th
20th
Evil Numbers
28th
17th
37th
125th
24th
Evil Numbers (Long)
21st
12th
27th
33rd
15th
Factorial Factorisation
153rd
Fibonacci
82nd
200th151st
30th35th
30th
1st34th
48th69th168th76th
108th40th
67th90th
174th48th61st120th
51st33rd15th
Fizz Buzz
84th20th43rd82nd33rd68th319th215th224th15th52nd20th39th38th17th48th58th35th9th35th47th25th1st58th11th133rd47th22nd9th137th235th33rd54th60th148th27th13th70th77th30th
40th9th
Foo Fizz Buzz Bar
21st
16th
14th
17th
318th
37th
Forsyth–Edwards Notation
10th
100th
Fractions
18th
308th
Game of Life
106th
Gijswijt’s Sequence
10th
96th
Happy Numbers
18th
10th
14th
167th
43rd
Happy Numbers (Long)
17th
9th
11th
85th
35th
Hexdump
98th
Intersection
15th
14th
56th
Inventory Sequence
14th
61st
ISBN
16th
127th
Jacobi Symbol
21st
9th
15th
122nd
Kolakoski Constant
11th
56th
Kolakoski Sequence
25th
144th
Leap Years
107th
28th
39th
18th
175th
208th29th29th39th
Levenshtein Distance
14th7th
31st
82nd
49th
Leyland Numbers
29th
17th
163rd
Look and Say
14th
10th
30th
154th
Lucky Numbers
11th
188th
Lucky Tickets
13th
113th
Maze
95th
Medal Tally
98th
Morse Decoder
7th
60th
Morse Encoder
10th
6th
103rd
30th
Musical Chords
42nd
N Queens
77th
Niven Numbers
29th
53rd
16th
185th46th41st
Niven Numbers (Long)
22nd
22nd
13th
174th24th47th
Number Spiral
9th
19th
109th
Odious Numbers
25th
17th
37th
35th
90th
21st
Odious Numbers (Long)
20th
12th
25th
20th
74th
12th
Ordinal Numbers
14th
18th
23rd
117th
Pangram Grep
36th
20th
22nd14th
20th33rd
37th
28th
28th
52nd
52nd50th70th
17th
Pascal’s Triangle
68th
20th
1st
21st
31st
75th
Pernicious Numbers
27th
17th
27th
136th
45th48th
Pernicious Numbers (Long)
12th
25th
88th
Poker
5th
41st
Prime Numbers
24th
1st
101st
345th79th96th
Prime Numbers (Long)
42nd
1st
225th
Proximity Grid
98th
QR Decoder
78th
Quine
1st
30th65th57th
1st
33rd4th35th12th
71st32nd
40th80th30th73rd
112th52nd49th97th70th57th
67th69th99th112th
8th
Recamán
13th
26th
92nd
67th
30th
Repeating Decimals
5th
73rd27th
Reverse Polish Notation
16th
137th
Rijndael S-box
38th
62nd
Rock-paper-scissors-Spock-lizard
11th
146th
Roman to Arabic
16th
14th
102nd
35th
ROT13
157th
Rule 110
17th
159th
Seven Segment
11th
12th
88th
89th
19th
SI Units
4th
44th
3rd
Sierpiński Triangle
13th
21st11th
14th
85th
26th
Smith Numbers
14th
59th
Spelling Numbers
67th
10th
52nd
Star Wars Opening Crawl
5th
92nd
Sudoku
6th
110th
Sudoku (Fill-in)
5th
91st
Ten-pin Bowling
9th
100th
Time Distance
6th
23rd
Tongue-twisters
13th
112th
171st
31st
United States
22nd
8th
94th
Vampire Numbers
9th
15th
98th
33rd
Van Eck Sequence
18th
45th
Zodiac Signs
9th
97th
γ
43rd
λ
11th
9th
65th
π
29th
18th
1st
50th
136th
τ
15th
1st
45th
114th
φ
26th
26th
57th
168th
√2
22nd
14th
49th
211th
𝑒
23rd
48th
247th