12 Days of Christmas
7th
126th
85th
858th
24 Game
104th
99 Bottles of Beer
6th
957th
Abundant Numbers
168th
82nd
805th
Abundant Numbers (Long)
10th
Arabic to Roman
299th
Arithmetic Numbers
376th
Arrows
202nd
Ascending Primes
170th
ASCII Table
100th
42nd
Billiards
82nd
brainfuck
87th
317th
Card Number Validation
167th
Catalan Numbers
8th
388th
Catalan’s Constant
6th
18th
17th
139th
Christmas Trees
779th
Collatz
15th
648th
CSS Colors
255th
Cubes
358th
Day of Week
288th
DFA Simulator
103rd
Diamonds
65th
549th
101st
Divisors
8th
1,418th
Emirp Numbers
706th
Emirp Numbers (Long)
293rd
Emojify
5th
268th
Evil Numbers
989th
35th
Evil Numbers (Long)
471st
Factorial Factorisation
14th
10th
Farey Sequence
192nd
Fibonacci
486th
252nd40th
29th62nd
30th
36th
1,898th
29th
33rd
Fizz Buzz
2,712th
339th
44th
Foo Fizz Buzz Bar
720th
Forsyth–Edwards Notation
165th
Fractions
499th
Game of Life
24th
166th
Gijswijt’s Sequence
130th
Happy Numbers
103rd61st41st
28th
19th23rd21st22nd
80th36th71st
20th50th209th
37th17th18th17th48th46th57th24th581st19th51st
100th47th
26th24th24th18th18th22nd19th24th18th
Happy Numbers (Long)
353rd
Hexdump
166th
Intersection
53rd
335th
Inventory Sequence
212th
ISBN
67th
294th
Kolakoski Sequence
295th
Leap Years
1,064th
Leyland Numbers
356th
ln 2
194th
Look and Say
379th
Lucky Numbers
70th
Mandelbrot
77th
Maze
113th
Medal Tally
118th
Morse Decoder
215th
Morse Encoder
256th
Musical Chords
23rd
15th
Niven Numbers
785th
Niven Numbers (Long)
402nd
Number Spiral
55th
26th
20th
21st
228th
Odious Numbers
793rd
Odious Numbers (Long)
397th
Ordinal Numbers
393rd
Pangram Grep
515th
Partition Numbers
97th
Pascal’s Triangle
88th
630th
Pernicious Numbers
120th
583rd
Pernicious Numbers (Long)
249th
Poker
126th
Polyominoes
81st
Prime Numbers
21st
258th119th97th
51st
27th
36th
30th
121st
360th
1,110th31st
14th
108th
Prime Numbers (Long)
432nd
Proximity Grid
105th
Quine
63rd
Recamán
406th
Rijndael S-box
9th18th
47th
129th
Rock-paper-scissors-Spock-lizard
243rd
Roman to Arabic
300th
ROT13
41st
Rule 110
275th
Set
64th
Seven Segment
75th
264th
Sierpiński Triangle
369th
Smith Numbers
228th
Sudoku
139th
Sudoku (Fill-in)
110th
Tic-tac-toe
128th
Tongue-twisters
12th
Transpose Sentence
161st
United States
325th
Vampire Numbers
10th
Van Eck Sequence
11th17th18th14th16th23rd
14th
21st
17th8th
25th
25th27th
Zeckendorf Representation
119th
Zodiac Signs
113th
γ
10th
78th
λ
12th
45th
52nd
55th
π
14th
τ
12th
φ
10th
√2
9th
𝑒
12th
15th
46th
52nd
363rd32nd