12 Days of Christmas
376
99 Bottles of Beer
330
Abundant Numbers
513
Christmas Trees
627
Diamonds
186
Divisors
786
538
Emirp Numbers
208
Evil Numbers
322
Fibonacci
616
Fizz Buzz
379419621445410678495690578431574563564441415622512676
Kolakoski Sequence
237
Leap Years
460
Niven Numbers
489
Odious Numbers
320
Pangram Grep
373
Pernicious Numbers
187
Prime Numbers
416
448423
Sierpiński Triangle
114
Tongue-twisters
404
United States
87