12 Days of Christmas
306
639
658
645
24 Game
22
99 Bottles of Beer
204
348
Abundant Numbers
571
645
612
Abundant Numbers (Long)
106
Arabic to Roman
523
Arithmetic Numbers
457
Arrows
419
Ascending Primes
217
ASCII Table
545
581
Billiards
251
brainfuck
216
390
Card Number Validation
439
Catalan Numbers
27
14
Catalan’s Constant
85
473
96
71
Christmas Trees
100
Collatz
13
640
CSS Colors
172
Cubes
33
Diamonds
55
Divisors
46
308
Emirp Numbers
372
Emirp Numbers (Long)
52
Emojify
171
294
Evil Numbers
595
Evil Numbers (Long)
587
Factorial Factorisation
204
Farey Sequence
12
Fibonacci
471
479174
7258
185
252
338
96
226
Fizz Buzz
395
342
531
Foo Fizz Buzz Bar
502
Fractions
337
Gijswijt’s Sequence
25
Happy Numbers
445461478
130
426420388297
487181338
358542410
45939153116213343595389416393114
143504
592193456483513322400345420
Happy Numbers (Long)
99
Hexdump
285
Intersection
288
282
Inventory Sequence
14
ISBN
349
616
Kolakoski Sequence
25
Leap Years
48
Leyland Numbers
71
ln 2
51
Look and Say
55
Lucky Numbers
19
Maze
21
Morse Decoder
105
Morse Encoder
115
Niven Numbers
555
Niven Numbers (Long)
610
Number Spiral
271
318
220
325
243
Odious Numbers
544
Odious Numbers (Long)
538
Ordinal Numbers
505
Pangram Grep
599
Pascal’s Triangle
101
273
Pernicious Numbers
267
275
Pernicious Numbers (Long)
350
Poker
112
Prime Numbers
454
372504475
336
417
302
112
286
466
381248
585204
486
Prime Numbers (Long)
542
Quine
946
Recamán
52
Rijndael S-box
20167
154
Rock-paper-scissors-Spock-lizard
496
Roman to Arabic
246
ROT13
299
Rule 110
4
Seven Segment
70
499
Sierpiński Triangle
100
Smith Numbers
45
Tongue-twisters
415
United States
128
Vampire Numbers
119
Van Eck Sequence
17115644
14
4
57
3
32
Zeckendorf Representation
524
Zodiac Signs
192
γ
113
74
λ
187
π
50
τ
51
φ
53
√2
53
𝑒
41
95
120
61
4672