12 Days of Christmas
349
99 Bottles of Beer
487
Abundant Numbers
507
Abundant Numbers (Long)
527
Arithmetic Numbers
388
Arrows
385
Christmas Trees
595
Collatz
592
CSS Colors
84
Divisors
457
Foo Fizz Buzz Bar
534
Forsyth–Edwards Notation
408
Morse Encoder
156
Odious Numbers
352
Odious Numbers (Long)
359
Pangram Grep
397
Prime Numbers
353
Prime Numbers (Long)
361
Spelling Numbers
238
Tongue-twisters
346