12 Days of Christmas
404
99 Bottles of Beer
368
Abundant Numbers
554
Abundant Numbers (Long)
598
Arithmetic Numbers
607
Christmas Trees
383
Collatz
605
Diamonds
491406
363
Divisors
624
Emirp Numbers
355
Emirp Numbers (Long)
471
Fibonacci
471
Fizz Buzz
636612
Foo Fizz Buzz Bar
501
Intersection
495
ISBN
493
Leap Years
679
854
Leyland Numbers
342
Niven Numbers
480
Niven Numbers (Long)
594
Odious Numbers
286
Odious Numbers (Long)
284
Ordinal Numbers
349
Prime Numbers
471
Prime Numbers (Long)
484
Sierpiński Triangle
125