12 Days of Christmas
662
99 Bottles of Beer
309
Abundant Numbers
579
Abundant Numbers (Long)
599
Arrows
179
ASCII Table
410
Catalan Numbers
13
Catalan’s Constant
63
Christmas Trees
478
Collatz
578
CSS Colors
184
Diamonds
64
Divisors
579
Emojify
355
Evil Numbers
374
Evil Numbers (Long)
379
Fibonacci
354
Fizz Buzz
348575
Foo Fizz Buzz Bar
568
Happy Numbers
526
Kolakoski Constant
6766509
Kolakoski Sequence
23
Leap Years
337
Morse Encoder
114
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)
242
Prime Numbers
453
Prime Numbers (Long)
219
Recamán
371569
Rule 110
4
Seven Segment
206
Sierpiński Triangle
83
Spelling Numbers
221
Tongue-twisters
511
United States
122
γ
69
λ
155
π
213190
τ
217190
φ
47
√2
49
𝑒
47