12 Days of Christmas
90th
99 Bottles of Beer
61st
Abundant Numbers
45th
Abundant Numbers (Long)
98th
Arabic to Roman
16th
1st
16th
Arithmetic Numbers
100th
Arrows
190th
Ascending Primes
101st
ASCII Table
14th
brainfuck
40th
Card Number Validation
59th
Catalan Numbers
160th
Christmas Trees
13th
Collatz
47th
33rd
60th
37th
CSS Colors
38th
Cubes
63rd
Day of Week
54th1st
DFA Simulator
12th
Diamonds
26th
30th
Divisors
44th
364th
Emirp Numbers
110th
Emirp Numbers (Long)
67th
Emojify
96th
Evil Numbers
29th
29th
17th
14th
216th
Evil Numbers (Long)
212th
Factorial Factorisation
43rd
Farey Sequence
86th
Fibonacci
53rd
3rd38th49th
9th47th
129th
27th
154th
Fizz Buzz
59th
123rd
41st
379th
35th
Foo Fizz Buzz Bar
14th
Forsyth–Edwards Notation
7th
5th
Fractions
28th
Game of Life
15th
16th
Gijswijt’s Sequence
30th
Happy Numbers
120th
Happy Numbers (Long)
23rd
Hexdump
27th
Intersection
19th
Inventory Sequence
19th
18th
ISBN
12th
30th
31st
Jacobi Symbol
21st
Kaprekar Numbers
31st
Kolakoski Constant
121st
Kolakoski Sequence
54th
Leap Years
49th
93rd
92nd120th
Levenshtein Distance
56th
Leyland Numbers
1st
ln 2
1st
Look and Say
9th
Lucky Numbers
59th
Lucky Tickets
20th
Mahjong
14th
Maze
68th
Medal Tally
15th
Morse Decoder
23rd
Morse Encoder
18th
Musical Chords
21st
Niven Numbers
70th
127th
58th
Niven Numbers (Long)
52nd
30th
Number Spiral
10th
Odious Numbers
42nd25th27th
37th
107th
Odious Numbers (Long)
199th
Ordinal Numbers
14th
41st
3rd34th
PalindromemordnilaP
67th
Pangram Grep
17th
111th
25th
Pascal’s Triangle
34th
Pernicious Numbers
43rd
93rd
Pernicious Numbers (Long)
35th
Poker
37th
Polyominoes
56th
Prime Numbers
136th
Prime Numbers (Long)
41st
Proximity Grid
47th
Quine
1st1st27th63rd
70th28th49th114th32nd
56th
8th
Recamán
29th
Repeating Decimals
28th
Reverse Polish Notation
19th
Rijndael S-box
16th
Rock-paper-scissors-Spock-lizard
22nd
Roman to Arabic
36th
ROT13
95th
Rule 110
18th
15th
Seven Segment
20th
15th
SI Units
31st
Sierpiński Triangle
29th
Smith Numbers
30th
Spelling Numbers
92nd
Star Wars Opening Crawl
15th
Ten-pin Bowling
22nd
Tic-tac-toe
3rd
Time Distance
13th
Tongue-twisters
32nd
Transpose Sentence
56th
United States
34th
Vampire Numbers
25th
Van Eck Sequence
26th
Zeckendorf Representation
68th
Zodiac Signs
17th
γ
75th
λ
17th
π
420th
τ
233rd
φ
8th
20th
1st
√2
13th
20th
1st
𝑒
1st