12 Days of Christmas
321
24 Game
13
99 Bottles of Beer
366
Abundant Numbers
514
Abundant Numbers (Long)
595
Arabic to Roman
337
Arithmetic Numbers
476
Arrows
194
Ascending Primes
133
ASCII Table
360
brainfuck
165
Calendar
246
Card Number Validation
206
Catalan Numbers
68
Catalan’s Constant
63
Christmas Trees
841
Collatz
475
CSS Colors
566
Cubes
393
Day of Week
727
Diamonds
38
407
28
Divisors
357
484
Emirp Numbers
91
Emirp Numbers (Long)
149
Emojify
252
Evil Numbers
181
Evil Numbers (Long)
199
27
Factorial Factorisation
104
216
Farey Sequence
168
Fibonacci
748
449
Fizz Buzz
338
208228
306
346299
397
464
487
Foo Fizz Buzz Bar
488
Forsyth–Edwards Notation
98
Fractions
388
Gijswijt’s Sequence
26
Happy Numbers
234
157
Happy Numbers (Long)
213
Hilbert Curve
62
Intersection
223
Inventory Sequence
16
ISBN
120
118
155
94
25583
Jacobi Symbol
241
Kaprekar Numbers
213
Kolakoski Constant
68
Kolakoski Sequence
464
Leap Years
731
Levenshtein Distance
337
282141
226
Leyland Numbers
680
ln 2
40
Look and Say
230
Lucky Numbers
231
254
Lucky Tickets
167
Mandelbrot
84
Medal Tally
207
Minesweeper
81
Morse Decoder
102
Morse Encoder
101
N Queens
60
Niven Numbers
366
Niven Numbers (Long)
482
Number Spiral
183240350215175209196155156198439148220208240247197245245180329178333246106190204
6223018420325614684235270301241295187221239218157141112316164238203364362276315422225364198208
Odious Numbers
166
Odious Numbers (Long)
190
Ordinal Numbers
341
PalindromemordnilaP
110
Pangram Grep
92
111
207150
328
310
145
310
242
270
219
94227
Partition Numbers
71
Pascal’s Triangle
104
150
Pernicious Numbers
75
Pernicious Numbers (Long)
108
Polyominoes
27
Prime Numbers
304
Prime Numbers (Long)
313
QR Decoder
21
Quine
294
572
Recamán
229
Repeating Decimals
228
Reverse Polish Notation
181
Reversi
107
Rijndael S-box
108
Rock-paper-scissors-Spock-lizard
356
202
Roman to Arabic
307
ROT13
213
Rule 110
310
Scrambled Sort
115
117
315
114
Set
221
Seven Segment
213
Sierpiński Triangle
147
Smith Numbers
41
Spelling Numbers
120
Star Wars GPT
159
Star Wars Opening Crawl
197
Sudoku
79
Ten-pin Bowling
171
Tic-tac-toe
104
Time Distance
238
Tongue-twisters
307
Tower of Hanoi
383
Transpose Sentence
268
Trinomial Triangle
22
United States
97
Vampire Numbers
81
Van Eck Sequence
187
Zeckendorf Representation
381
Zodiac Signs
33
γ
70
λ
132
167
157
105
π
68
τ
50
φ
44
√2
46
𝑒
38
66