12 Days of Christmas
13th
247th7th
24 Game
5th
50th4th
99 Bottles of Beer
24th36th
302nd9th
Abundant Numbers
14th60th39th
61st427th35th
Abundant Numbers (Long)
8th
28th
47th258th30th
Arabic to Roman
152nd9th
Arithmetic Numbers
6th
229th7th
Arrows
10th
Ascending Primes
6th
59th10th
ASCII Table
15th45th
111th7th
Billiards
7th
brainfuck
13th
Card Number Validation
86th11th
Catalan Numbers
6th
166th9th
Catalan’s Constant
7th
150th7th
Christmas Trees
24th
112th13th
Collatz
9th60th
36th15th
CSS Colors
44th4th
Cubes
21st
90th8th
Day of Week
293rd8th
DFA Simulator
63rd7th
Diamonds
19th
12th
Divisors
20th52nd20th22nd77th393rd1st
Emirp Numbers
12th
240th20th
Emirp Numbers (Long)
8th
110th10th
Emojify
12th
Evil Numbers
13th49th45th1st40th249th19th
Evil Numbers (Long)
9th60th32nd1st
160th4th
Factorial Factorisation
3rd16th6th
16th56th6th
Farey Sequence
3rd28th
85th11th
Fibonacci
18th183rd1st37th171st184th19th
Fizz Buzz
92nd272nd29th68th382nd58th86th
Foo Fizz Buzz Bar
14th
27th
1st12th
Forsyth–Edwards Notation
144th7th
Fractions
180th17th
Game of Life
18th
5th
Gijswijt’s Sequence
7th
45th11th
Happy Numbers
9th45th
107th17th
Happy Numbers (Long)
8th48th
112th19th
Hexdump
11th
Hilbert Curve
4th
Intersection
223rd2nd
Inventory Sequence
6th29th
63rd5th
ISBN
167th11th
Jacobi Symbol
49th7th
Kaprekar Numbers
4th20th13th
18th32nd7th
Kolakoski Constant
7th
62nd7th
Kolakoski Sequence
14th
19th17th
Leap Years
17th54th23rd
42nd220th32nd
Levenshtein Distance
181st13th
Leyland Numbers
7th
241st5th
ln 2
8th
107th6th
Look and Say
11th
164th10th
Lucky Numbers
4th
99th13th
Lucky Tickets
77th2nd
Mandelbrot
12th
Maze
59th8th
Medal Tally
7th
Morse Decoder
7th
Morse Encoder
8th
Musical Chords
6th
N Queens
4th17th
85th6th
Niven Numbers
21st42nd17th
73rd1st
Niven Numbers (Long)
7th
32nd
305th18th
Number Spiral
9th
109th12th
Odious Numbers
13th48th43rd1st41st143rd19th
Odious Numbers (Long)
7th52nd30th1st
108th10th
Ordinal Numbers
258th11th
PalindromemordnilaP
136th5th
Pangram Grep
41st
1st
Partition Numbers
20th
80th15th
Pascal’s Triangle
7th74th
353rd22nd
Pernicious Numbers
9th58th
46th
29th
Pernicious Numbers (Long)
7th30th
30th
18th
Poker
7th
Polyominoes
9th
Prime Numbers
12th118th30th37th79th80th17th
Prime Numbers (Long)
9th80th20th
58th233rd1st
Proximity Grid
6th
QR Decoder
6th
Quine
30th
29th
766th16th
Recamán
12th
210th20th
Repeating Decimals
77th4th
Reverse Polish Notation
7th
Reversi
47th4th
Rijndael S-box
5th21st
111th12th
Rock-paper-scissors-Spock-lizard
7th
Roman to Arabic
133rd13th
ROT13
9th
Rule 110
18th
9th
Seven Segment
17th
SI Units
4th
Sierpiński Triangle
9th42nd
16th
Smith Numbers
4th
99th15th
Spelling Numbers
12th
Star Wars Opening Crawl
107th5th
Sudoku
6th
Sudoku (Fill-in)
7th
Ten-pin Bowling
59th7th
Time Distance
7th
Tongue-twisters
5th
14th
Transpose Sentence
143rd7th
Trinomial Triangle
5th
United States
9th
Vampire Numbers
4th
6th
Van Eck Sequence
4th
154th12th
Zeckendorf Representation
78th10th
Zodiac Signs
61st5th
γ
7th
85th5th
λ
13th
142nd8th
π
13th52nd20th
26th130th14th
τ
12th
22nd110th9th
φ
13th
19th
132nd10th
√2
13th
25th
127th11th
𝑒
14th46th
145th19th