12 Days of Christmas
687
99 Bottles of Beer
315
Abundant Numbers
613
Abundant Numbers (Long)
630
Arrows
189
ASCII Table
429
Catalan Numbers
14
Catalan’s Constant
72
Christmas Trees
496
Collatz
611
CSS Colors
201
Diamonds
68
Divisors
598
Emojify
370
Evil Numbers
385
Evil Numbers (Long)
398
Fibonacci
363
Fizz Buzz
510
583
Foo Fizz Buzz Bar
585
Happy Numbers
549
Kolakoski Constant
71
74
589Kolakoski Sequence
24
Leap Years
353
Morse Encoder
121
Niven Numbers
385
Niven Numbers (Long)
450
Number Spiral
281
Odious Numbers
481
Odious Numbers (Long)
419
Pangram Grep
243
Pernicious Numbers
218
Pernicious Numbers (Long)
257
Prime Numbers
468
Prime Numbers (Long)
229
Recamán
389
596
Rule 110
5
Seven Segment
228
Sierpiński Triangle
87
Spelling Numbers
242
Tongue-twisters
522
United States
128
γ
74
λ
172
π
220
195
τ
227
196
φ
50
√2
52
𝑒
49