12 Days of Christmas
309
24 Game
13
99 Bottles of Beer
366
Abundant Numbers
506
Abundant Numbers (Long)
507
Arabic to Roman
335
Arithmetic Numbers
466
Arrows
184
Ascending Primes
132
ASCII Table
360
brainfuck
164
Calendar
244
Card Number Validation
202
Catalan Numbers
67
Catalan’s Constant
63
Christmas Trees
828
Collatz
469
CSS Colors
561
Cubes
389
Day of Week
727
Diamonds
37
399
27
Divisors
347
472
Emirp Numbers
89
Emirp Numbers (Long)
146
Emojify
247
Evil Numbers
179
Evil Numbers (Long)
196
27
Factorial Factorisation
103
214
Farey Sequence
169
Fibonacci
740
447
Fizz Buzz
334
52207227
302
344296
395
459
484
Foo Fizz Buzz Bar
483
Forsyth–Edwards Notation
95
Fractions
387
Gijswijt’s Sequence
25
Gray Code Decoder
352
Gray Code Encoder
304
Happy Numbers
233
154
Happy Numbers (Long)
209
Hilbert Curve
60
Intersection
218
Inventory Sequence
15
ISBN
119
118
151
94
25082
Jacobi Symbol
241
Kaprekar Numbers
194
Kolakoski Constant
65
Kolakoski Sequence
459
Leap Years
722
Levenshtein Distance
261
271138
224
Leyland Numbers
664
ln 2
39
Look and Say
221
Lucky Numbers
227
243
Lucky Tickets
165
Mandelbrot
84
Medal Tally
198
Minesweeper
79
Morse Decoder
100
Morse Encoder
99
N Queens
59
Niven Numbers
357
Niven Numbers (Long)
467
Number Spiral
209335181238284213174195194154154194439146218206233245193218243177326176330245104179202
6021118320221814482233264300240293185219237217156127105313139220203362361274314419223362196
Odious Numbers
164
Odious Numbers (Long)
186
Ordinal Numbers
333
PalindromemordnilaP
103
Pangram Grep
89
109
204148
318
306
144
306
235
269
214
92224
Partition Numbers
67
Pascal’s Triangle
104
148
Pernicious Numbers
73
Pernicious Numbers (Long)
103
Polyominoes
26
Prime Numbers
303
Prime Numbers (Long)
309
QR Decoder
20
Quine
291
571
Recamán
223
Repeating Decimals
229
Reverse Polish Notation
177
Reversi
104
Rijndael S-box
107
Rock-paper-scissors-Spock-lizard
356
202
Roman to Arabic
297
ROT13
212
Rule 110
301
Scrambled Sort
113
113
304
107
Set
216
Seven Segment
209
Sierpiński Triangle
143
Smith Numbers
41
Spelling Numbers
107
Star Wars GPT
155
Star Wars Opening Crawl
196
Sudoku
80
Ten-pin Bowling
172
Tic-tac-toe
102
Time Distance
239
Tongue-twisters
305
Tower of Hanoi
364
Transpose Sentence
257
Trinomial Triangle
22
United States
96
Vampire Numbers
76
Van Eck Sequence
185
Zeckendorf Representation
370
Zodiac Signs
33
γ
69
λ
131
162
156
102
π
63
τ
50
φ
38
√2
41
𝑒
35
64