12 Days of Christmas
721
99 Bottles of Beer
559
620
667
Abundant Numbers
534
Christmas Trees
693
CSS Colors
172
Cubes
543
Divisors
529
Emirp Numbers
352
Evil Numbers
545
Fibonacci
455
Fizz Buzz
729
Fractions
313
Happy Numbers
485
Happy Numbers (Long)
434
Leap Years
498
Morse Decoder
301
Morse Encoder
319
Niven Numbers
618
Odious Numbers
544
Ordinal Numbers
522
Pangram Grep
490
Pascalβs Triangle
605
Pernicious Numbers
244
Prime Numbers
509
Seven Segment
289
Tongue-twisters
496
United States
175
Ο
211