12 Days of Christmas
15th
255th7th
24 Game
5th
52nd6th
99 Bottles of Beer
24th36th
305th9th
Abundant Numbers
14th61st39th
61st432nd35th
Abundant Numbers (Long)
8th
28th
48th264th30th
Arabic to Roman
154th9th
Arithmetic Numbers
6th
232nd7th
Arrows
10th
Ascending Primes
6th
62nd10th
ASCII Table
15th45th
113th7th
Billiards
7th
brainfuck
13th
Card Number Validation
90th11th
Catalan Numbers
6th
169th10th
Catalan’s Constant
7th
152nd7th
Christmas Trees
25th
114th14th
Collatz
9th62nd
37th15th
CSS Colors
44th5th
Cubes
21st
92nd8th
Day of Week
295th9th
DFA Simulator
64th7th
Diamonds
19th
12th
Divisors
21st52nd21st22nd77th394th1st
Emirp Numbers
12th
241st20th
Emirp Numbers (Long)
8th
115th11th
Emojify
12th
Evil Numbers
13th49th45th1st41st250th19th
Evil Numbers (Long)
9th62nd32nd1st
163rd4th
Factorial Factorisation
3rd16th7th
16th59th6th
Farey Sequence
3rd28th
89th11th
Fibonacci
18th185th1st39th176th187th20th
Fizz Buzz
92nd274th30th68th390th58th87th
Foo Fizz Buzz Bar
14th
27th
1st12th
Forsyth–Edwards Notation
147th7th
Fractions
182nd17th
Game of Life
18th
5th
Gijswijt’s Sequence
7th
45th11th
Happy Numbers
9th45th
107th17th
Happy Numbers (Long)
8th48th
113th19th
Hexdump
11th
Hilbert Curve
5th
Intersection
225th2nd
Inventory Sequence
6th30th
67th5th
ISBN
168th11th
Jacobi Symbol
52nd7th
Kaprekar Numbers
4th21st14th
19th33rd7th
Kolakoski Constant
7th
64th7th
Kolakoski Sequence
14th
19th17th
Leap Years
17th54th24th
44th221st32nd
Levenshtein Distance
185th13th
Leyland Numbers
7th
241st5th
ln 2
8th
109th6th
Look and Say
11th
172nd11th
Lucky Numbers
4th
102nd13th
Lucky Tickets
77th2nd
Mandelbrot
12th
Maze
62nd8th
Medal Tally
7th
Morse Decoder
7th
Morse Encoder
8th
Musical Chords
6th
N Queens
4th17th
86th6th
Niven Numbers
21st43rd20th
76th1st
Niven Numbers (Long)
7th
33rd
309th18th
Number Spiral
9th
112th12th
Odious Numbers
13th49th43rd1st41st144th19th
Odious Numbers (Long)
7th55th30th1st
109th10th
Ordinal Numbers
258th11th
PalindromemordnilaP
140th5th
Pangram Grep
41st
1st
Partition Numbers
20th
83rd15th
Pascal’s Triangle
7th74th
355th22nd
Pernicious Numbers
9th58th
47th
29th
Pernicious Numbers (Long)
7th31st
30th
18th
Poker
7th
Polyominoes
9th
Prime Numbers
12th118th30th38th81st82nd19th
Prime Numbers (Long)
9th81st20th
59th237th1st
Proximity Grid
6th
QR Decoder
6th
Quine
23rd
29th
770th17th
Recamán
13th
214th20th
Repeating Decimals
78th4th
Reverse Polish Notation
7th
Reversi
50th4th
Rijndael S-box
5th21st
114th12th
Rock-paper-scissors-Spock-lizard
7th
Roman to Arabic
135th13th
ROT13
10th
Rule 110
18th
9th
Seven Segment
17th
SI Units
4th
Sierpiński Triangle
9th42nd
16th
Smith Numbers
4th
101st15th
Spelling Numbers
12th
Star Wars Opening Crawl
109th5th
Sudoku
6th
Sudoku (Fill-in)
7th
Ten-pin Bowling
62nd7th
Time Distance
7th
Tongue-twisters
5th
14th
Transpose Sentence
146th7th
Trinomial Triangle
5th
United States
9th
Vampire Numbers
4th
6th
Van Eck Sequence
4th
156th12th
Zeckendorf Representation
81st10th
Zodiac Signs
61st5th
γ
7th
88th5th
λ
13th
142nd8th
π
13th53rd20th
26th132nd14th
τ
12th
22nd111th9th
φ
13th
19th
135th10th
√2
13th
25th
128th11th
𝑒
14th46th
147th20th