12 Days of Christmas
321
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
131
ASCII Table
360
brainfuck
180
Calendar
244
Card Number Validation
202
Catalan Numbers
67
Catalan’s Constant
63
Christmas Trees
828
Collatz
468
CSS Colors
561
Cubes
389
Day of Week
727
Diamonds
37
399
27
Divisors
346
472
Emirp Numbers
89
Emirp Numbers (Long)
146
Emojify
247
Evil Numbers
179
Evil Numbers (Long)
196
27
Factorial Factorisation
103
213
Farey Sequence
168
Fibonacci
740
446
Fizz Buzz
334
52207227
302
344296
394
459
484
Foo Fizz Buzz Bar
483
Forsyth–Edwards Notation
95
Fractions
387
Gijswijt’s Sequence
25
Gray Code Decoder
351
Gray Code Encoder
303
Happy Numbers
233
154
Happy Numbers (Long)
209
Hilbert Curve
60
Intersection
218
Inventory Sequence
15
ISBN
119
118
150
94
25082
Jacobi Symbol
241
Kaprekar Numbers
194
Kolakoski Constant
65
Kolakoski Sequence
459
Leap Years
722
Levenshtein Distance
260
271138
224
Leyland Numbers
663
ln 2
39
Look and Say
221
Lucky Numbers
229
247
Lucky Tickets
165
Mandelbrot
84
Medal Tally
199
Minesweeper
79
Morse Decoder
101
Morse Encoder
99
N Queens
59
Niven Numbers
357
Niven Numbers (Long)
467
Number Spiral
208343181238348212174195194154153194439146218206232244193217242177326176329244104179202
6021018320221814482232263299240293185219237216156139104313139220203362360274313419223362196
Odious Numbers
164
Odious Numbers (Long)
186
Ordinal Numbers
333
PalindromemordnilaP
103
Pangram Grep
89
109
203148
325
306
144
306
235
269
214
92223
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
108
Set
216
Seven Segment
209
Sierpiński Triangle
143
Smith Numbers
41
Spelling Numbers
107
Star Wars GPT
154
Star Wars Opening Crawl
196
Sudoku
105
Ten-pin Bowling
172
Tic-tac-toe
102
Time Distance
239
Tongue-twisters
307
Tower of Hanoi
363
Transpose Sentence
257
Trinomial Triangle
21
United States
96
Vampire Numbers
79
Van Eck Sequence
185
Zeckendorf Representation
370
Zodiac Signs
33
γ
69
λ
132
163
157
103
π
63
τ
50
φ
38
√2
41
𝑒
35
64