12 Days of Christmas
24 Game
99 Bottles of Beer
415
Abundant Numbers
486224611315503723316626726715512489653714489449642663329533309
Abundant Numbers (Long)
75
Arabic to Roman
Arithmetic Numbers
Arrows
Ascending Primes
188
ASCII Table
319254326306342601112
Billiards
brainfuck
Card Number Validation
Catalan Numbers
Catalan’s Constant
7285
Christmas Trees
Collatz
CSS Colors
Cubes
Day of Week
DFA Simulator
Diamonds
Divisors
Emirp Numbers
654367340505231595520470472478297335738672356359465450427298370
Emirp Numbers (Long)
115
Emojify
Evil Numbers
506325398418242544467520521735346803668863848454584508558422430
Evil Numbers (Long)
23
Factorial Factorisation
71
Farey Sequence
Fibonacci
606212578474445889272648755795467504618824635504722658
Fizz Buzz
235139512328518613110580598628414471455754483460601537435542
Foo Fizz Buzz Bar
Forsyth–Edwards Notation
Fractions
Game of Life
Gijswijt’s Sequence
74
Happy Numbers
778370497441250774498528523548374301717701443358
Happy Numbers (Long)
16086476
Hexdump
Intersection
Inventory Sequence
ISBN
Jacobi Symbol
Kaprekar Numbers
Kolakoski Constant
4453
Kolakoski Sequence
Leap Years
357
Levenshtein Distance
Leyland Numbers
ln 2
5749
Look and Say
Lucky Numbers
14
Lucky Tickets
Mahjong
Maze
Medal Tally
Morse Decoder
Morse Encoder
Musical Chords
N Queens
Niven Numbers
556343475384332557492492620582368345698716423397547554460366401
Niven Numbers (Long)
Number Spiral
613184245272402313256280311324245287562402349250332333321346234313202528130307
Odious Numbers
546296399413242563447518528748362820669770832455586508526431414
Odious Numbers (Long)
Ordinal Numbers
PalindromemordnilaP
Pangram Grep
Pascal’s Triangle
Pernicious Numbers
711247440291288498373480519689337627703712708407549496406412369
Pernicious Numbers (Long)
Poker
Polyominoes
582
Prime Numbers
583394440486388778501530642616376372667706317338534570483425209
Prime Numbers (Long)
Proximity Grid
QR Decoder
Quine
1,000
Recamán
Repeating Decimals
Reverse Polish Notation
Reversi
Rijndael S-box
60467
Rock-paper-scissors-Spock-lizard
Roman to Arabic
Rule 110
Seven Segment
SI Units
Sierpiński Triangle
Smith Numbers
71
Spelling Numbers
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Ten-pin Bowling
Time Distance
Tongue-twisters
537415685684684730480607569624
Transpose Sentence
United States
Vampire Numbers
545119
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
665113
λ
255186
π
5050
τ
5051
φ
4153
√2
4053
𝑒
4041