12 Days of Christmas

12^{th}

^{th}5

^{th}

24 Game

5^{th}

^{th}2

^{nd}

99 Bottles of Beer

20^{th}32

^{nd}

^{th}6

^{th}

Abundant Numbers

13^{th}60

^{th}32

^{nd}

^{th}358

^{th}27

^{th}

Abundant Numbers (Long)

7^{th}

^{st}

^{rd}201

^{st}17

^{th}

Arabic to Roman

^{th}5

^{th}

Arithmetic Numbers

6^{th}

^{th}5

^{th}

Arrows

^{th}

Ascending Primes

5^{th}

^{th}6

^{th}

ASCII Table

13^{th}42

^{nd}

^{th}5

^{th}

brainfuck

^{th}

Card Number Validation

^{nd}5

^{th}

Catalan Numbers

6^{th}

^{th}6

^{th}

Catalan’s Constant

6^{th}

^{th}5

^{th}

Christmas Trees

23^{rd}

^{th}10

^{th}

Collatz

9^{th}49

^{th}

^{nd}9

^{th}

CSS Colors

^{th}3

^{rd}

Cubes

19^{th}

^{th}7

^{th}

Day of Week

^{th}4

^{th}

DFA Simulator

^{th}4

^{th}

Diamonds

17^{th}

^{th}

Divisors

17^{th}41

^{st}18

^{th}18

^{th}57

^{th}347

^{th}1

^{st}

Emirp Numbers

12^{th}

^{nd}14

^{th}

Emirp Numbers (Long)

8^{th}

^{th}5

^{th}

Emojify

^{th}

Evil Numbers

11^{th}45

^{th}37

^{th}1

^{st}22

^{nd}211

^{th}15

^{th}

Evil Numbers (Long)

8^{th}45

^{th}25

^{th}1

^{st}

^{th}3

^{rd}

Factorial Factorisation

3^{rd}13

^{th}6

^{th}

^{th}35

^{th}3

^{rd}

Farey Sequence

3^{rd}27

^{th}

^{nd}6

^{th}

Fibonacci

17^{th}163

^{rd}1

^{st}34

^{th}140

^{th}144

^{th}7

^{th}

Fizz Buzz

85^{th}243

^{rd}27

^{th}59

^{th}344

^{th}49

^{th}77

^{th}

Foo Fizz Buzz Bar

11^{th}

^{rd}

^{st}9

^{th}

Forsyth–Edwards Notation

^{th}3

^{rd}

Fractions

^{st}13

^{th}

Game of Life

^{th}

^{rd}

Gijswijt’s Sequence

6^{th}

^{st}6

^{th}

Happy Numbers

8^{th}40

^{th}

^{th}11

^{th}

Happy Numbers (Long)

8^{th}42

^{nd}

^{th}12

^{th}

Hexdump

^{th}

Intersection

^{nd}2

^{nd}

Inventory Sequence

6^{th}26

^{th}

^{rd}3

^{rd}

ISBN

^{th}8

^{th}

Jacobi Symbol

^{th}6

^{th}

Kolakoski Constant

6^{th}

^{th}4

^{th}

Kolakoski Sequence

14^{th}

^{th}12

^{th}

Leap Years

16^{th}44

^{th}19

^{th}

^{th}180

^{th}27

^{th}

Levenshtein Distance

^{th}8

^{th}

Leyland Numbers

6^{th}

^{th}3

^{rd}

ln 2

7^{th}

^{rd}3

^{rd}

Look and Say

10^{th}

^{th}5

^{th}

Lucky Numbers

4^{th}

^{th}8

^{th}

Lucky Tickets

^{st}2

^{nd}

Maze

^{th}6

^{th}

Medal Tally

^{th}

Morse Decoder

^{th}

Morse Encoder

^{th}

Musical Chords

^{th}

N Queens

3^{rd}16

^{th}

^{th}4

^{th}

Niven Numbers

16^{th}33

^{rd}14

^{th}

^{th}1

^{st}

Niven Numbers (Long)

7^{th}

^{rd}

^{th}13

^{th}

Number Spiral

7^{th}

^{th}10

^{th}

Odious Numbers

12^{th}42

^{nd}32

^{nd}1

^{st}21

^{st}118

^{th}14

^{th}

Odious Numbers (Long)

7^{th}40

^{th}21

^{st}1

^{st}

^{rd}3

^{rd}

Ordinal Numbers

^{th}9

^{th}

PalindromemordnilaP

^{th}2

^{nd}

Pangram Grep

^{nd}

^{st}

Pascal’s Triangle

7^{th}62

^{nd}

^{th}16

^{th}

Pernicious Numbers

9^{th}43

^{rd}

^{th}

^{nd}

Pernicious Numbers (Long)

7^{th}26

^{th}

^{th}

^{th}

Poker

^{th}

Polyominoes

^{th}

Prime Numbers

10^{th}104

^{th}27

^{th}29

^{th}64

^{th}62

^{nd}13

^{th}

Prime Numbers (Long)

8^{th}64

^{th}16

^{th}

^{th}186

^{th}1

^{st}

Proximity Grid

^{th}

QR Decoder

^{th}

Quine

^{th}

^{th}

^{th}1

^{st}

Recamán

11^{th}

^{th}12

^{th}

Repeating Decimals

^{th}3

^{rd}

Reverse Polish Notation

^{th}

Reversi

^{rd}3

^{rd}

Rijndael S-box

5^{th}19

^{th}

^{th}9

^{th}

Rock-paper-scissors-Spock-lizard

^{th}

Roman to Arabic

^{th}10

^{th}

Rule 110

15^{th}

^{th}

Seven Segment

^{th}

SI Units

Sierpiński Triangle

8^{th}37

^{th}

^{th}

Smith Numbers

4^{th}

^{rd}11

^{th}

Spelling Numbers

^{th}

Star Wars Opening Crawl

^{th}4

^{th}

Sudoku

^{th}

Sudoku v2

^{th}

Ten-pin Bowling

^{th}4

^{th}

Time Distance

^{th}

Tongue-twisters

5^{th}

^{th}

Transpose Sentence

^{th}3

^{rd}

United States

^{th}

Vampire Numbers

4^{th}

^{th}

Van Eck Sequence

4^{th}

^{th}7

^{th}

Zeckendorf Representation

^{nd}6

^{th}

Zodiac Signs

^{th}5

^{th}

γ

6^{th}

^{th}3

^{rd}

λ

12^{th}

^{th}6

^{th}

π

12^{th}46

^{th}18

^{th}

^{th}94

^{th}10

^{th}

τ

11^{th}

^{th}79

^{th}6

^{th}

φ

12^{th}

^{th}

^{th}7

^{th}

√2

12^{th}

^{st}

^{rd}9

^{th}

𝑒

13^{th}42

^{nd}

^{rd}13

^{th}