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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
Hilbert Curve
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
Mandelbrot
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
Prime Numbers
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
Scrambled Sort
Set
Seven Segment
SI Units
Sierpiński Triangle
Smith Numbers
Spelling Numbers
Star Wars GPT
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
Ten-pin Bowling
Tic-tac-toe
Time Distance
Tongue-twisters
Topological Sort
Transpose Sentence
Trinomial Triangle
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 Colors (Inverse)
CSS Grid
Ellipse Perimeters
Flags
Floyd-Steinberg Dithering
Gray Code Decoder
Gray Code Encoder
Hexagonal Spiral
Highly Composite Numbers
Minesweeper
NFA Simulator
Odd Polyomino Tiling
p-adic Expansion
Polygon Triangulations
QR Encoder
Quadratic Formula
Semiprime Numbers
Smooth Numbers
Snake
Sphenic Numbers
Tower of Hanoi
Turtle
Tutorial
Hole
Golfer
Chars
Time
Submitted
Van Eck Sequence
Jacob385
137
403ms
3 days ago
Van Eck Sequence
kmathis22
118
582ms
7 days ago
Van Eck Sequence
snoozingnewt
111
372ms
17 days ago
Van Eck Sequence
dokutan
921
512ms
24 days ago
Van Eck Sequence
stefangimmillaro
92
654ms
25 days ago
Van Eck Sequence
CaedenHarper
129
362ms
25 days ago
Van Eck Sequence
Schmitt-Very-Cool
197
388ms
27 days ago
Van Eck Sequence
namelessiw
🥉
89
375ms
2 Oct 2025
Van Eck Sequence
JayXon
💎
84
360ms
27 Sep 2025
Van Eck Sequence
sean-niemann
92
384ms
26 Sep 2025
Van Eck Sequence
DialFrost
115
457ms
26 Sep 2025
Van Eck Sequence
nwellnhof
🥈
86
346ms
25 Sep 2025
Van Eck Sequence
Shanethegamer
111
385ms
25 Sep 2025
Van Eck Sequence
rucin93
114
382ms
24 Sep 2025
Van Eck Sequence
KatieLG
2,602
334ms
24 Sep 2025
Van Eck Sequence
KaLuAnFo
238
658ms
9 Aug 2025
Van Eck Sequence
yoshykai
135
325ms
31 Mar 2025
Van Eck Sequence
Xenia-S
538
475ms
23 Jan 2025
Van Eck Sequence
Mabeloid
3,626
535ms
3 Oct 2024
Van Eck Sequence
h3ra993huskp
136
348ms
23 Sep 2024
Van Eck Sequence
HumanoidCPU
198
583ms
26 May 2024
Van Eck Sequence
msbranicky
183
338ms
9 Jan 2024
Van Eck Sequence
bac0id
176
319ms
26 Sep 2023
Van Eck Sequence
retrohun
3,626
306ms
28 Dec 2022
Van Eck Sequence
bidger
166
328ms
13 Dec 2022
Van Eck Sequence
janbehrens
134
318ms
21 Nov 2022
Van Eck Sequence
KatieLG-Transpiler
2,625
352ms
23 Jun 2022
Van Eck Sequence
cbrt-x
172
430ms
24 May 2022
Van Eck Sequence
DaCuteRaccoon
242
336ms
7 Apr 2022
Van Eck Sequence
bwat2
276
335ms
10 Mar 2022
Van Eck Sequence
Lydxn
122
310ms
2 Feb 2022
Van Eck Sequence
MeWhenI
130
362ms
3 Dec 2021
Van Eck Sequence
mokymok
3,616
309ms
9 Nov 2021
Van Eck Sequence
primo-ppcg
125
496ms
2 Aug 2021
Van Eck Sequence
prplz
133
316ms
11 May 2021
Van Eck Sequence
neihousaigaai
141
303ms
2 May 2021