12 Days of Christmas
692
24 Game
25
99 Bottles of Beer
610
Abundant Numbers
519
Abundant Numbers (Long)
602
Arabic to Roman
370
Arithmetic Numbers
514
Arrows
179
Ascending Primes
152
ASCII Table
396
brainfuck
207
Calendar
299
Card Number Validation
207
Catalan Numbers
68
Catalan’s Constant
65
Christmas Trees
848
Collatz
479
CSS Colors
566
Cubes
482
Day of Week
727
Diamonds
38
413
32
Divisors
357
510
Emirp Numbers
145
Emirp Numbers (Long)
149
Emojify
261
Evil Numbers
181
Evil Numbers (Long)
199
27
Factorial Factorisation
104
244
Farey Sequence
168
Fibonacci
748
449
Fizz Buzz
341
52208229
309
349336
401
469
491
Foo Fizz Buzz Bar
522
Forsyth–Edwards Notation
102
Fractions
389
Gijswijt’s Sequence
26
Gray Code Decoder
429
Gray Code Encoder
319
Happy Numbers
281
237
Happy Numbers (Long)
215
Hilbert Curve
36
Intersection
245
Inventory Sequence
16
ISBN
120
119
156
95
25883
Jacobi Symbol
259
Kaprekar Numbers
202
Kolakoski Constant
73
Kolakoski Sequence
464
Leap Years
733
Levenshtein Distance
434
282189
237
Leyland Numbers
681
ln 2
40
Look and Say
230
Lucky Numbers
231
255
Lucky Tickets
169
Mandelbrot
72
Medal Tally
225
Minesweeper
86
Morse Decoder
85
Morse Encoder
80
N Queens
75
Niven Numbers
371
Niven Numbers (Long)
487
Number Spiral
211345168183241351215175210196155175211441179220208240247248242245189330178333246107190204
6223718420322114684258277303242296187221274219192142116317186222206364437277316422226365198
Odious Numbers
166
Odious Numbers (Long)
190
Ordinal Numbers
345
PalindromemordnilaP
110
Pangram Grep
92
128
208157
328
310
146
311
243
319
220
94227
Partition Numbers
71
Pascal’s Triangle
104
150
Pernicious Numbers
75
Pernicious Numbers (Long)
108
Polyominoes
37
Prime Numbers
304
Prime Numbers (Long)
313
QR Decoder
27
Quine
294
572
Recamán
230
Repeating Decimals
286
Reverse Polish Notation
181
Reversi
115
Rijndael S-box
144
Rock-paper-scissors-Spock-lizard
287
214
Roman to Arabic
317
ROT13
214
Rule 110
302
Scrambled Sort
114
117
316
126
Set
288
Seven Segment
233
Sierpiński Triangle
153
Smith Numbers
50
Spelling Numbers
221
Star Wars GPT
190
Star Wars Opening Crawl
324
Sudoku
125
Ten-pin Bowling
195
Tic-tac-toe
106
Time Distance
390
Tongue-twisters
530
Tower of Hanoi
384
Transpose Sentence
268
Trinomial Triangle
22
United States
103
Vampire Numbers
111
Van Eck Sequence
187
Zeckendorf Representation
387
Zodiac Signs
35
γ
72
λ
189
209
177
177
π
68
τ
50
φ
44
√2
47
𝑒
38
67