12 Days of Christmas
59th
24 Game
21st
99 Bottles of Beer
23rd
43rd
Abundant Numbers
25th
3rd
Alphabetic Numbers
6th
Arabic to Roman
17th
Arithmetic Numbers
16th
23rd
Arrows
12th
126th
32nd
Ascending Primes
10th12th
ASCII Table
7th11th
129th
17th
Calendar
97th
10th
Card Number Validation
72nd9th13th
106th
21st
Catalan Numbers
38th
11th
231st
69th
Christmas Trees
8th17th
152nd
19th21st
Collatz
40th
453rd
33rd
Continued Fractions
28th4th5th
75th
14th
CSS Colors
39th
Cubes
12th
232nd
20th
Day of Week
116th
134th
1st
Diamonds
41st
23rd
362nd
53rd
Divisors
246th14th33rd103rd505th
52nd46th
Emirp Numbers
54th32nd
Emirp Numbers (Long)
10th
Emojify
164th
25th
Evil Numbers
269th36th31st35th281st
55th35th
Evil Numbers (Long)
33rd
Factorial Factorisation
5th
6th30th
Farey Sequence
10th
166th
10th15th
Fibonacci
110th
Fizz Buzz
30th
82nd186th
Forsyth–Edwards Notation
7th11th
19th
Fractions
12th
167th
10th1st
Game of Life
21st
Gray Code Decoder
25th
Gray Code Encoder
1st1st
13th1st
5th1st
Happy Numbers
13th
72nd
22nd26th
Happy Numbers (Long)
13th
Hexdump
9th
100th
23rd
Intersection
42nd
ISBN
97th10th19th21st115th
26th
Kaprekar Numbers
22nd
Kolakoski Constant
32nd
Kolakoski Sequence
50th
Leap Years
7th19th256th90th37th
20th60th92nd9th
32nd213th21st36th51st227th27th23rd41st
Leyland Numbers
15th
235th
20th
ln 2
17th
Look and Say
27th
10th
Lucky Numbers
10th
26th
Medal Tally
5th
20th
Minesweeper
14th
Morse Decoder
39th
Morse Encoder
38th
Multitap Input
2nd8th
46th
13th
Niven Numbers
24th
319th
46th
Number Spiral
8th
99th
25th
Odious Numbers
35th
33rd
Ordinal Numbers
9th25th
20th
Pangram Grep
45th
20th21st
261st
59th16th
Partition Numbers
32nd
Pascal’s Triangle
60th
9th
304th
65th
Pernicious Numbers
26th34th
116th
29th43rd
Pernicious Numbers (Long)
35th
Polyominoes
18th
Prime Numbers
78th
32nd52nd
93rd
30th24th
Prime Numbers (Long)
17th36th
Recamán
16th
342nd
41st
Repeating Decimals
23rd
Reverse Polish Notation
12th
153rd
28th
Rijndael S-box
23rd
Rock-paper-scissors-Spock-lizard
6th
25th
Roman to Arabic
49th
ROT13
9th15th26th
9th16th
Rule 110
28th
Scrambled Sort
7th
3rd
Set
90th
12th
Seven Segment
12th
252nd
37th
SI Units
15th
Sierpiński Triangle
45th
Smith Numbers
42nd
Spelling Numbers
30th
Star Wars GPT
4th
21st
Taxicab Numbers
23rd
Tic-tac-toe
7th
27th
Time Distance
20th
Tongue-twisters
15th
30th
Tower of Hanoi
30th
Transpose Sentence
10th
22nd
Trinomial Triangle
7th
19th
United States
37th
Zeckendorf Representation
22nd
Zodiac Signs
141st
24th
φ
40th
√2
33rd
𝑒
37th