12 Days of Christmas
218th
24 Game
14th
99 Bottles of Beer
111th
Abundant Numbers
96th
Abundant Numbers (Long)
74th
Arabic to Roman
36th
Arithmetic Numbers
100th
Arrows
31st
Ascending Primes
95th
ASCII Table
33rd
Billiards
32nd
Card Number Validation
50th
Catalan Numbers
1st
Catalan’s Constant
52nd
Christmas Trees
86th
Collatz
7th
Cubes
6th
Day of Week
1st
DFA Simulator
18th
Diamonds
24th
Divisors
388th
Emirp Numbers
188th
Evil Numbers
484th
Evil Numbers (Long)
35th
Factorial Factorisation
13th
Farey Sequence
82nd
Fibonacci
1st
Fizz Buzz
1st
Foo Fizz Buzz Bar
1st
Forsyth–Edwards Notation
50th
Fractions
319th
Game of Life
43rd
Gijswijt’s Sequence
35th
Happy Numbers
251st
Hexdump
36th
Hilbert Curve
23rd
Intersection
61st
Inventory Sequence
44th
ISBN
170th
Kolakoski Sequence
7th
Leap Years
14th
Levenshtein Distance
71st
Leyland Numbers
267th
ln 2
124th
Look and Say
15th
Lucky Numbers
104th
Lucky Tickets
99th
Mahjong
14th
Mandelbrot
40th
Maze
31st
Medal Tally
61st
Minesweeper
32nd
Morse Decoder
120th
Morse Encoder
53rd
Musical Chords
49th
N Queens
26th
Niven Numbers
1st
Niven Numbers (Long)
37th
Number Spiral
20th
Odious Numbers
294th
Ordinal Numbers
105th
PalindromemordnilaP
63rd
Pangram Grep
54th
Pascal’s Triangle
1st
Pernicious Numbers
105th
Pernicious Numbers (Long)
58th
Poker
19th
Polyominoes
8th
Prime Numbers
150th
Prime Numbers (Long)
49th
Proximity Grid
24th
QR Decoder
49th
Quine
722nd
Recamán
88th
Repeating Decimals
48th
Reverse Polish Notation
163rd
Reversi
30th
Rock-paper-scissors-Spock-lizard
63rd
Roman to Arabic
77th
ROT13
85th
Rule 110
1st
Scrambled Sort
48th
Set
29th
Seven Segment
85th
Sierpiński Triangle
16th
Smith Numbers
83rd
Spelling Numbers
91st
Star Wars GPT
1st
Sudoku (Fill-in)
40th
Ten-pin Bowling
23rd
Tic-tac-toe
53rd
Time Distance
77th
Tongue-twisters
50th
Topological Sort
30th
Transpose Sentence
50th
Trinomial Triangle
1st
Vampire Numbers
82nd
Van Eck Sequence
67th
Zeckendorf Representation
19th
Zodiac Signs
43rd
π
84th