12 Days of Christmas
131
24 Game
30
99 Bottles of Beer
13518
Abundant Numbers
326721745
Abundant Numbers (Long)
92
Arabic to Roman
Arithmetic Numbers
3
Arrows
Ascending Primes
166
ASCII Table
146738
Billiards
brainfuck
Card Number Validation
Catalan Numbers
25
Catalan’s Constant
173
Christmas Trees
133
Collatz
21800
CSS Colors
Cubes
36
Day of Week
DFA Simulator
Diamonds
67
Divisors
47841882841811933945
Emirp Numbers
543
Emirp Numbers (Long)
91
Emojify
Evil Numbers
507855665985879892892
Evil Numbers (Long)
21685659986
Factorial Factorisation
182645739
Farey Sequence
13637
Fibonacci
292858938867841934942
Fizz Buzz
130801831475801956764
Foo Fizz Buzz Bar
13
Forsyth–Edwards Notation
Fractions
Game of Life
Gijswijt’s Sequence
43
Happy Numbers
523565
Happy Numbers (Long)
118612
Hexdump
Intersection
Inventory Sequence
24789
ISBN
Jacobi Symbol
Kaprekar Numbers
810683785
Kolakoski Constant
57
Kolakoski Sequence
25
Leap Years
79870825
Levenshtein Distance
Leyland Numbers
192
ln 2
113
Look and Say
44
Lucky Numbers
18
Lucky Tickets
Maze
Medal Tally
Morse Decoder
Morse Encoder
Musical Chords
N Queens
62464
Niven Numbers
525869912
Niven Numbers (Long)
9
Number Spiral
252
Odious Numbers
486836678992885870903
Odious Numbers (Long)
19705662993
Ordinal Numbers
PalindromemordnilaP
Pangram Grep
Pascal’s Triangle
88601
Pernicious Numbers
417744
Pernicious Numbers (Long)
3619
Poker
Polyominoes
Prime Numbers
539699753620723934910
Prime Numbers (Long)
8710808
Proximity Grid
QR Decoder
Quine
Recamán
76
Repeating Decimals
Reverse Polish Notation
Reversi
Rijndael S-box
131304
Rock-paper-scissors-Spock-lizard
Roman to Arabic
Rule 110
5
Seven Segment
SI Units
Sierpiński Triangle
102632
Smith Numbers
133
Spelling Numbers
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Ten-pin Bowling
Time Distance
Tongue-twisters
569
Transpose Sentence
United States
Vampire Numbers
214
Van Eck Sequence
29
Zeckendorf Representation
Zodiac Signs
γ
488
λ
369
π
129175226
τ
131
φ
87
√2
81
𝑒
90138