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12 Days of Christmas
24 Game
99 Bottles of Beer
Abundant Numbers
Abundant Numbers (Long)
Arabic to Roman
Arithmetic Numbers
Arrows
Ascending Primes
ASCII Table
Billiards
brainfuck
Card Number Validation
Catalan Numbers
Catalan’s Constant
Christmas Trees
Collatz
CSS Colors
Cubes
Day of Week
DFA Simulator
Diamonds
Divisors
Emirp Numbers
Emirp Numbers (Long)
Emojify
Evil Numbers
Evil Numbers (Long)
Factorial Factorisation
Farey Sequence
Fibonacci
Fizz Buzz
Foo Fizz Buzz Bar
Forsyth–Edwards Notation
Fractions
Game of Life
Gijswijt’s Sequence
Happy Numbers
Happy Numbers (Long)
Hexdump
Intersection
Inventory Sequence
ISBN
Jacobi Symbol
Kaprekar Numbers
Kolakoski Constant
Kolakoski Sequence
Leap Years
Levenshtein Distance
Leyland Numbers
ln 2
Look and Say
Lucky Numbers
Lucky Tickets
Mahjong
Maze
Medal Tally
Morse Decoder
Morse Encoder
Musical Chords
N Queens
Niven Numbers
Niven Numbers (Long)
Number Spiral
Odious Numbers
Odious Numbers (Long)
Ordinal Numbers
PalindromemordnilaP
Pangram Grep
Partition Numbers
Pascal’s Triangle
Pernicious Numbers
Pernicious Numbers (Long)
Poker
Polyominoes
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Prime Numbers (Long)
Proximity Grid
QR Decoder
Quine
Recamán
Repeating Decimals
Reverse Polish Notation
Reversi
Rijndael S-box
Rock-paper-scissors-Spock-lizard
Roman to Arabic
ROT13
Rule 110
Set
Seven Segment
SI Units
Sierpiński Triangle
Smith Numbers
Spelling Numbers
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Ten-pin Bowling
Tic-tac-toe
Time Distance
Tongue-twisters
Transpose Sentence
United States
Vampire Numbers
Van Eck Sequence
Zeckendorf Representation
Zodiac Signs
γ
λ
π
τ
φ
√2
𝑒
Experimental Hole
Apéry’s Constant
Calendar
Connect Four
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
Hilbert Curve
Mandelbrot
Minesweeper
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Odd Polyomino Tiling
p-adic Expansion
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3 Mar 2025
Leyland Numbers
juliansiebert
179
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1 Mar 2025
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28 Feb 2025
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154
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74
24 Feb 2025
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887
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935
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898
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888
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Leyland Numbers
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Leyland Numbers
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895
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Leyland Numbers
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898
17 Feb 2025
Leyland Numbers
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896
17 Feb 2025
Leyland Numbers
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901
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Leyland Numbers
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908
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Leyland Numbers
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887
17 Feb 2025
Leyland Numbers
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933
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887
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Leyland Numbers
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894
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Leyland Numbers
edsrzf
💎
109
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105
14 Feb 2025
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💎
101
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kg583
🥈
112
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emgordon154
52
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Leyland Numbers
MeWhenI
927
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Leyland Numbers
dokutan
790
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Leyland Numbers
KatieLG
995
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kg583
22
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acotis
🥉
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Leyland Numbers
edsrzf
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104
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targrik
91
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🥇
125
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primo-ppcg
109
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Leyland Numbers
DialFrost
29
4 Feb 2025
Leyland Numbers
DialFrost
125
4 Feb 2025
Leyland Numbers
ovs-code
39
4 Feb 2025
Leyland Numbers
ovs-code
76
4 Feb 2025
Leyland Numbers
Emutis
91
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Leyland Numbers
lynn
🥉
141
3 Feb 2025
Leyland Numbers
CaedenHarper
891
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894
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887
31 Jan 2025