12 Days of Christmas
360
99 Bottles of Beer
220
Abundant Numbers
579
Abundant Numbers (Long)
599
Arrows
199
ASCII Table
349
Catalan Numbers
13
Catalan’s Constant
63
Christmas Trees
478
Collatz
578
CSS Colors
89
Diamonds
64
Divisors
579
Emojify
333
Evil Numbers
374
Evil Numbers (Long)
379
Fibonacci
354
Fizz Buzz
348575
Foo Fizz Buzz Bar
567
Happy Numbers
434
Kolakoski Constant
6757226
Kolakoski Sequence
23
Leap Years
336
Morse Encoder
164
Niven Numbers
371
Niven Numbers (Long)
426
Number Spiral
263
Odious Numbers
451
Odious Numbers (Long)
397
Pangram Grep
231
Pernicious Numbers
209
Pernicious Numbers (Long)
241
Prime Numbers
453
Prime Numbers (Long)
219
Recamán
371513
Rule 110
7
Seven Segment
192
Sierpiński Triangle
112
Spelling Numbers
138
Tongue-twisters
341
United States
113
γ
69
λ
115
π
213170
τ
217170
φ
47
√2
49
𝑒
47