12 Days of Christmas
413
99 Bottles of Beer
580
Abundant Numbers
514
Abundant Numbers (Long)
537
Christmas Trees
126
Divisors
496
619468
Emirp Numbers
303
Emirp Numbers (Long)
298
Evil Numbers
524
Evil Numbers (Long)
553
Fibonacci
292
450
Fizz Buzz
448581958904887
Foo Fizz Buzz Bar
348870869
Happy Numbers
564
Happy Numbers (Long)
586
Leap Years
354
461
Niven Numbers
584
Niven Numbers (Long)
685
Prime Numbers
517
Prime Numbers (Long)
531
λ
493