12 Days of Christmas
353
99 Bottles of Beer
495
Abundant Numbers
522
Abundant Numbers (Long)
548
Arithmetic Numbers
403
Arrows
401
Christmas Trees
614
Collatz
611
CSS Colors
88
Divisors
467
Foo Fizz Buzz Bar
549
Forsyth–Edwards Notation
430
Morse Encoder
162
Odious Numbers
363
Odious Numbers (Long)
375
Pangram Grep
413
Prime Numbers
364
Prime Numbers (Long)
376
Spelling Numbers
251
Tongue-twisters
352