12 Days of Christmas
31st
99 Bottles of Beer
38th
9th
36th
Abundant Numbers
253rd
7th
Abundant Numbers (Long)
1st
Arabic to Roman
60th
Arithmetic Numbers
195th
7th
Arrows
271st
10th
Ascending Primes
6th
97th
ASCII Table
16th
378th
19th
brainfuck
49th
Card Number Validation
104th
Catalan Numbers
78th
16th
7th
Catalan’s Constant
13th
8th
Christmas Trees
202nd
20th
Collatz
193rd
5th
CSS Colors
284th
Cubes
27th
17th
Day of Week
83rd
44th
DFA Simulator
77th
Diamonds
38th
346th
22nd
Divisors
41st162nd
61st
75th
508th
1st
Emirp Numbers
354th
29th
Emirp Numbers (Long)
172nd
14th
Emojify
11th
Evil Numbers
134th
28th54th
Evil Numbers (Long)
38th
19th
Factorial Factorisation
15th
74th
Farey Sequence
149th
Fibonacci
74th3rd
120th
185th
92nd
Fizz Buzz
32nd
145th
107th464th
18th
35th
1st
209th
25th
54th
Foo Fizz Buzz Bar
21st47th
39th
19th
Forsyth–Edwards Notation
12th
Fractions
57th
93rd
293rd
14th
Game of Life
8th
Gijswijt’s Sequence
100th
Happy Numbers
198th
37th
Happy Numbers (Long)
105th
26th
Intersection
118th
Inventory Sequence
37th
29th
20th
ISBN
40th
14th
Jacobi Symbol
9th
Kaprekar Numbers
15th
Kolakoski Constant
14th
12th
7th
8th
Kolakoski Sequence
48th
23rd
17th
7th
Leap Years
57th
73rd
321st
32nd
Levenshtein Distance
85th
16th
Leyland Numbers
10th
ln 2
14th
11th
5th
5th
Look and Say
160th
12th
Lucky Numbers
22nd
9th
9th
Lucky Tickets
132nd
Mandelbrot
55th
Maze
84th
13th
Medal Tally
8th
Minesweeper
66th
Morse Encoder
195th
N Queens
12th
Niven Numbers
369th
51st
Niven Numbers (Long)
188th
23rd
Number Spiral
27th42nd
17th
Odious Numbers
110th
98th
28th
Odious Numbers (Long)
76th
81st
25th
Ordinal Numbers
28th
PalindromemordnilaP
155th
Pangram Grep
20th60th
39th
117th
17th
328th
1st
35th13th
12th
Partition Numbers
46th
Pascal’s Triangle
76th
145th
23rd
Pernicious Numbers
92nd
29th
Pernicious Numbers (Long)
23rd
Polyominoes
66th
Prime Numbers
45th
105th
56th
45th
155th
21st
20th
Prime Numbers (Long)
146th
50th
1st
Proximity Grid
68th
Quine
1st24th1st
25th96th107th55th
22nd11th35th1st25th
6th1st
32nd13th5th
115th278th1st
1st22nd1st26th1st
72nd4th83rd83rd16th
1st47th25th
Recamán
128th
29th
Repeating Decimals
88th
Reverse Polish Notation
52nd
17th
Reversi
66th
Rijndael S-box
57th
16th
Rock-paper-scissors-Spock-lizard
307th
Roman to Arabic
38th
ROT13
36th
Rule 110
14th
Scrambled Sort
73rd
Set
90th
Seven Segment
14th
Sierpiński Triangle
24th31st
144th
26th
Smith Numbers
25th
16th
8th
8th
Spelling Numbers
71st
15th
13th
Star Wars Opening Crawl
8th
Sudoku
19th
104th
Tic-tac-toe
101st
Time Distance
9th
Tongue-twisters
27th
19th
Topological Sort
74th
Tower of Hanoi
30th
Transpose Sentence
70th
Trinomial Triangle
64th
United States
311th
Vampire Numbers
19th
8th
Van Eck Sequence
18th43rd
195th
29th
Zeckendorf Representation
132nd
13th
γ
27th45th
21st
6th
λ
36th62nd
23rd
15th
10th
152nd
18th
12th
6th
π
23rd63rd55th
22nd39th
228th
20th
10th
6th
τ
32nd
169th
15th
10th
φ
32nd
58th
18th
11th
6th
√2
33rd
32nd
116th
16th
11th
𝑒
29th13th22nd35th52nd53rd49th36th15th27th23rd13th29th
30th33rd
9th52nd113th90th
40th34th27th35th41st26th51st34th170th36th57th88th24th
9th40th12th22nd6th31st7th12th