12 Days of Christmas
256
99 Bottles of Beer
134
Abundant Numbers
678
Catalan Numbers
332
Catalan’s Constant
59
Christmas Trees
454
Collatz
420
CSS Colors
79
Diamonds
293
Divisors
818
Emojify
264
Evil Numbers (Long)
754
Fizz Buzz
891
Foo Fizz Buzz Bar
854500
Fractions
372
Leap Years
683
Ordinal Numbers
559
Prime Numbers
633
Prime Numbers (Long)
649
Tongue-twisters
378