12 Days of Christmas
28th
99 Bottles of Beer
36th
9th
35th
Abundant Numbers
223rd
6th
Abundant Numbers (Long)
1st
Arabic to Roman
55th
Arithmetic Numbers
158th
5th
Arrows
237th
9th
Ascending Primes
4th
ASCII Table
15th
322nd
16th
brainfuck
39th
Card Number Validation
80th
Catalan Numbers
64th
14th
7th
Catalan’s Constant
10th
7th
Christmas Trees
182nd
18th
Collatz
160th
3rd
Cubes
25th
15th
Day of Week
73rd
28th
Diamonds
36th
339th
21st
Divisors
39th150th
57th
74th
468th
1st
Emirp Numbers
313th
24th
Emirp Numbers (Long)
141st
9th
Emojify
10th
Evil Numbers
111th
24th36th
Evil Numbers (Long)
32nd
17th
Factorial Factorisation
57th
Farey Sequence
151st
Fibonacci
71st3rd
104th
156th
82nd
Fizz Buzz
31st
133rd
103rd424th
15th
33rd
1st
183rd
25th
47th
Foo Fizz Buzz Bar
19th45th
33rd
14th
Forsyth–Edwards Notation
10th
Fractions
52nd
82nd
255th
12th
Game of Life
7th
Gijswijt’s Sequence
79th
Happy Numbers
175th
29th
Happy Numbers (Long)
88th
20th
Intersection
141st
Inventory Sequence
30th
25th
14th
ISBN
36th
12th
Jacobi Symbol
8th
Kaprekar Numbers
12th
Kolakoski Constant
14th
8th
7th
7th
Kolakoski Sequence
43rd
23rd
16th
6th
Leap Years
49th
70th
290th
30th
Levenshtein Distance
91st
13th
Leyland Numbers
9th
ln 2
13th
7th
5th
4th
Look and Say
142nd
11th
Lucky Numbers
17th
9th
9th
Maze
11th
Medal Tally
7th
Morse Encoder
179th
N Queens
11th
Niven Numbers
528th
44th
Niven Numbers (Long)
269th
20th
Number Spiral
25th41st
17th
Odious Numbers
96th
81st
23rd
Odious Numbers (Long)
62nd
66th
21st
Ordinal Numbers
26th
PalindromemordnilaP
127th
Pangram Grep
15th45th
34th
105th
14th
328th
1st
32nd11th
13th
Partition Numbers
36th
Pascal’s Triangle
67th
128th
19th
Pernicious Numbers
77th
24th
Pernicious Numbers (Long)
17th
Prime Numbers
41st
96th
51st
42nd
138th
19th
17th
Prime Numbers (Long)
132nd
42nd
1st
Quine
1st22nd1st
25th94th101st49th
21st11th28th1st22nd
26th1st
30th10th25th
100th260th1st
1st20th1st24th1st
57th4th80th68th12th
1st45th23rd
Recamán
112th
23rd
Reverse Polish Notation
49th
14th
Reversi
57th
Rijndael S-box
101st
14th
Rock-paper-scissors-Spock-lizard
284th
Roman to Arabic
33rd
ROT13
20th
Rule 110
12th
Set
51st
Seven Segment
12th
Sierpiński Triangle
23rd30th
126th
26th
Smith Numbers
24th
17th
6th
8th
Spelling Numbers
65th
13th
11th
Star Wars Opening Crawl
8th
Sudoku
19th
Tic-tac-toe
87th
Time Distance
9th
Tongue-twisters
24th
17th
Transpose Sentence
58th
United States
272nd
Vampire Numbers
18th
7th
Van Eck Sequence
18th40th
169th
24th
Zeckendorf Representation
108th
11th
γ
24th41st
20th
6th
λ
34th58th
22nd
15th
10th
135th
15th
11th
5th
π
22nd60th50th
23rd39th
203rd
17th
10th
6th
τ
31st
150th
11th
10th
φ
31st
48th
13th
11th
5th
√2
32nd
28th
93rd
13th
11th
𝑒
27th13th21st33rd45th50th46th36th13th26th21st13th29th
28th30th
8th45th98th84th
38th33rd25th33rd36th25th51st33rd141st30th56th86th20th
9th37th9th19th6th30th7th11th27th