12 Days of Christmas
24 Game
99 Bottles of Beer
436
Abundant Numbers
514239659336552778347649761755554537733758535471704716357577335
Abundant Numbers (Long)
79
Arabic to Roman
Arithmetic Numbers
Arrows
Ascending Primes
215
ASCII Table
340263346320368640122
Billiards
brainfuck
Card Number Validation
Catalan Numbers
Catalan’s Constant
7492
Christmas Trees
Collatz
CSS Colors
Cubes
Day of Week
DFA Simulator
Diamonds
Divisors
Emirp Numbers
704401368549257667575497506520324369822720390388516497465329399
Emirp Numbers (Long)
129
Emojify
Evil Numbers
537352434447266597514543551787378889743927923483646558615464468
Evil Numbers (Long)
24
Factorial Factorisation
76
Farey Sequence
Fibonacci
615226611492477953294667785831500542681872676523778703
Fizz Buzz
239145528335547636117590611646433497495781503472633563457563
Foo Fizz Buzz Bar
Forsyth–Edwards Notation
Fractions
Game of Life
Gijswijt’s Sequence
82
Happy Numbers
824398536469275856553556557592409330795747485381
Happy Numbers (Long)
17292513
Hexdump
Intersection
Inventory Sequence
ISBN
Jacobi Symbol
Kaprekar Numbers
Kolakoski Constant
4556
Kolakoski Sequence
Leap Years
368
Levenshtein Distance
Leyland Numbers
ln 2
6054
Look and Say
Lucky Numbers
16
Lucky Tickets
Mahjong
Maze
Medal Tally
Morse Decoder
Morse Encoder
Musical Chords
N Queens
Niven Numbers
568366506402361591545510652618393375775754461413596596495393429
Niven Numbers (Long)
Number Spiral
709202274304459350287302340358275321651436393278371374360394261365229588138343
Odious Numbers
571319432443266619496543561805396906748826904483649558580474450
Odious Numbers (Long)
Ordinal Numbers
PalindromemordnilaP
Pangram Grep
Pascal’s Triangle
Pernicious Numbers
773264476311316538414505556744364694787760769426606540444449402
Pernicious Numbers (Long)
Poker
Polyominoes
703
Prime Numbers
618435481519432867549553681657415412745760348365594628532466218
Prime Numbers (Long)
Proximity Grid
QR Decoder
Quine
1,000
Recamán
Repeating Decimals
Reverse Polish Notation
Reversi
Rijndael S-box
70967
Rock-paper-scissors-Spock-lizard
Roman to Arabic
Rule 110
Seven Segment
SI Units
Sierpiński Triangle
Smith Numbers
78
Spelling Numbers
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Ten-pin Bowling
Time Distance
Tongue-twisters
558415717706732772530619579642
Transpose Sentence
United States
Vampire Numbers
629132
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
779124
λ
270198
π
5253
τ
5255
φ
4258
√2
4157
𝑒
4144