12 Days of Christmas
334
99 Bottles of Beer
403631384
Abundant Numbers
521
Christmas Trees
614
CSS Colors
78
Cubes
389
Divisors
509
Emirp Numbers
291
Evil Numbers
556
Fibonacci
462
Fizz Buzz
671
Fractions
274
Happy Numbers
384
Happy Numbers (Long)
379
Leap Years
506
Morse Decoder
214
Morse Encoder
226
Niven Numbers
629
Odious Numbers
556
Ordinal Numbers
437
Pangram Grep
427
Pascal’s Triangle
575
Pernicious Numbers
250
Prime Numbers
519
Seven Segment
216
Tongue-twisters
277
United States
120
π
193