12 Days of Christmas
31st
99 Bottles of Beer
36th
9th
36th
Abundant Numbers
200th
5th
Abundant Numbers (Long)
1st
Arabic to Roman
59th
Arithmetic Numbers
174th
7th
Arrows
254th
12th
Ascending Primes
3rd
71st
ASCII Table
16th
365th
19th
brainfuck
46th
Card Number Validation
88th
Catalan Numbers
75th
15th
7th
Catalan’s Constant
12th
7th
Christmas Trees
153rd
20th
Collatz
135th
5th
CSS Colors
281st
Cubes
26th
17th
Day of Week
79th
85th
DFA Simulator
62nd
Diamonds
37th
325th
22nd
Divisors
41st160th
62nd
74th
479th
1st
Emirp Numbers
325th
27th
Emirp Numbers (Long)
158th
12th
Emojify
11th
Evil Numbers
130th
28th52nd
Evil Numbers (Long)
35th
19th
Factorial Factorisation
14th
56th
Farey Sequence
141st
Fibonacci
73rd11th
117th
179th
85th
Fizz Buzz
32nd
144th
106th452nd
16th
35th
1st
54th
25th
51st
Foo Fizz Buzz Bar
20th45th
38th
1st
Forsyth–Edwards Notation
12th
Fractions
55th
90th
275th
14th
Game of Life
8th
Gijswijt’s Sequence
86th
Happy Numbers
153rd
34th
Happy Numbers (Long)
71st
24th
Intersection
60th
Inventory Sequence
34th
27th
19th
ISBN
38th
14th
Jacobi Symbol
9th
Kaprekar Numbers
13th
Kolakoski Constant
14th
12th
7th
7th
Kolakoski Sequence
13th
47th
23rd
17th
6th
Leap Years
73rd
73rd
308th
31st
Levenshtein Distance
53rd
15th
Leyland Numbers
9th
ln 2
13th
11th
4th
4th
Look and Say
136th
12th
Lucky Numbers
21st
9th
9th
Lucky Tickets
117th
Mandelbrot
40th
Maze
70th
12th
Medal Tally
7th
Minesweeper
42nd
Morse Encoder
193rd
N Queens
11th
Niven Numbers
355th
50th
Niven Numbers (Long)
178th
22nd
Number Spiral
26th41st
16th
Odious Numbers
108th
94th
28th
Odious Numbers (Long)
71st
77th
25th
Ordinal Numbers
27th
PalindromemordnilaP
139th
Pangram Grep
20th57th
39th
114th
16th
310th
1st
35th13th
9th
Partition Numbers
40th
Pascal’s Triangle
83rd
120th
23rd
Pernicious Numbers
89th
29th
Pernicious Numbers (Long)
21st
Polyominoes
59th
Prime Numbers
44th
103rd
54th
43rd
148th
21st
19th
Prime Numbers (Long)
141st
49th
1st
Proximity Grid
52nd
Quine
1st
24th1st
25th102nd106th53rd
22nd11th33rd1st25th
6th1st
32nd11th4th
113th274th1st
1st22nd1st25th1st
70th4th82nd81st15th
1st47th25th
Recamán
88th
27th
Repeating Decimals
70th
Reverse Polish Notation
52nd
17th
Reversi
60th
Rijndael S-box
36th
14th
Rock-paper-scissors-Spock-lizard
296th
Roman to Arabic
36th
ROT13
85th
Rule 110
14th
Scrambled Sort
51st
Set
83rd
Seven Segment
14th
Sierpiński Triangle
23rd31st
131st
25th
Smith Numbers
24th
16th
8th
8th
Spelling Numbers
69th
15th
13th
Star Wars Opening Crawl
8th
Sudoku
13th
116th
Tic-tac-toe
88th
Time Distance
9th
Tongue-twisters
13th
26th
19th
Topological Sort
61st
Transpose Sentence
50th
Trinomial Triangle
50th
United States
305th
Vampire Numbers
18th
8th
Van Eck Sequence
18th42nd
174th
27th
Zeckendorf Representation
125th
11th
γ
26th41st
20th
5th
λ
36th59th
22nd
15th
10th
138th
17th
11th
5th
π
23rd62nd130th
62nd39th
200th
19th
9th
6th
τ
32nd
152nd
13th
9th
φ
32nd
83rd
16th
10th
5th
√2
33rd
32nd
98th
15th
10th
𝑒
13th30th13th22nd35th48th53rd48th36th14th27th22nd10th30th
30th33rd
9th53rd114th90th
39th34th27th35th40th24th50th34th147th33rd56th88th23rd
8th40th11th20th6th30th7th12th