12 Days of Christmas
349
99 Bottles of Beer
483
Abundant Numbers
503
Abundant Numbers (Long)
521
Arithmetic Numbers
382
Arrows
385
Christmas Trees
592
Collatz
578
CSS Colors
84
Divisors
452
Foo Fizz Buzz Bar
533
Forsyth–Edwards Notation
402
Morse Encoder
155
Odious Numbers
350
Odious Numbers (Long)
355
Pangram Grep
393
Prime Numbers
353
Prime Numbers (Long)
359
Spelling Numbers
235
Tongue-twisters
346