12 Days of Christmas
413
99 Bottles of Beer
580
Abundant Numbers
531
Abundant Numbers (Long)
536
Christmas Trees
126
Divisors
722
619467
Emirp Numbers
303
Emirp Numbers (Long)
297
Evil Numbers
523
Evil Numbers (Long)
551
Fibonacci
479
450
Fizz Buzz
448824957904886
Foo Fizz Buzz Bar
438870869
Happy Numbers
563
Happy Numbers (Long)
585
Leap Years
576
471
Niven Numbers
583
Niven Numbers (Long)
684
Prime Numbers
517
Prime Numbers (Long)
529
λ
492