12 Days of Christmas
364
Abundant Numbers
634
Abundant Numbers (Long)
697
Collatz
717
Divisors
673
Emirp Numbers
426
Emirp Numbers (Long)
471
Evil Numbers
479
Fibonacci
623
Fizz Buzz
612
Foo Fizz Buzz Bar
542
ISBN
493
Leap Years
588
Levenshtein Distance
389
Niven Numbers
617
Niven Numbers (Long)
678
Odious Numbers
440
Ordinal Numbers
469
Pernicious Numbers
321
Pernicious Numbers (Long)
397
Prime Numbers
586
Prime Numbers (Long)
621
Recamán
585
Smith Numbers
310