12 Days of Christmas
661
24 Game
25
99 Bottles of Beer
606
Abundant Numbers
506
Abundant Numbers (Long)
507
Arabic to Roman
368
Arithmetic Numbers
491
Arrows
171
Ascending Primes
142
ASCII Table
384
brainfuck
212
Calendar
301
Card Number Validation
202
Catalan Numbers
67
Catalan’s Constant
63
Christmas Trees
828
Collatz
469
CSS Colors
561
Cubes
470
Day of Week
727
Diamonds
37
399
31
Divisors
347
507
Emirp Numbers
143
Emirp Numbers (Long)
146
Emojify
251
Evil Numbers
179
Evil Numbers (Long)
196
27
Factorial Factorisation
103
240
Farey Sequence
169
Fibonacci
740
447
Fizz Buzz
334
52207227
302
344331
395
459
484
Foo Fizz Buzz Bar
485
Forsyth–Edwards Notation
96
Fractions
387
Gijswijt’s Sequence
25
Gray Code Decoder
352
Gray Code Encoder
304
Happy Numbers
279
232
Happy Numbers (Long)
209
Hilbert Curve
35
Intersection
233
Inventory Sequence
15
ISBN
118
118
151
94
25081
Jacobi Symbol
258
Kaprekar Numbers
194
Kolakoski Constant
70
Kolakoski Sequence
459
Leap Years
724
Levenshtein Distance
261
271187
234
Leyland Numbers
664
ln 2
39
Look and Say
221
Lucky Numbers
227
243
Lucky Tickets
165
Mandelbrot
71
Medal Tally
214
Minesweeper
80
Morse Decoder
82
Morse Encoder
78
N Queens
73
Niven Numbers
357
Niven Numbers (Long)
467
Number Spiral
208334165181238283213174195194154172208439177218206233244246217242186326176329244104179202
6021018320221814482255266299240293185219272216192127114313184220203362433274313419223362196
Odious Numbers
164
Odious Numbers (Long)
186
Ordinal Numbers
334
PalindromemordnilaP
103
Pangram Grep
89
126
204155
318
306
144
306
235
317
214
92224
Partition Numbers
67
Pascal’s Triangle
104
148
Pernicious Numbers
73
Pernicious Numbers (Long)
104
Polyominoes
37
Prime Numbers
303
Prime Numbers (Long)
309
QR Decoder
26
Quine
291
571
Recamán
223
Repeating Decimals
287
Reverse Polish Notation
177
Reversi
110
Rijndael S-box
145
Rock-paper-scissors-Spock-lizard
282
209
Roman to Arabic
306
ROT13
212
Rule 110
294
Scrambled Sort
113
113
304
119
Set
273
Seven Segment
224
Sierpiński Triangle
148
Smith Numbers
49
Spelling Numbers
185
Star Wars GPT
174
Star Wars Opening Crawl
313
Sudoku
123
Ten-pin Bowling
173
Tic-tac-toe
102
Time Distance
372
Tongue-twisters
530
Tower of Hanoi
364
Transpose Sentence
257
Trinomial Triangle
21
United States
101
Vampire Numbers
95
Van Eck Sequence
185
Zeckendorf Representation
375
Zodiac Signs
34
γ
70
λ
186
205
175
166
π
63
τ
50
φ
38
√2
41
𝑒
35
66