12 Days of Christmas
773
Abundant Numbers
657
Abundant Numbers (Long)
767
Collatz
789
Divisors
706
Emirp Numbers
515
Emirp Numbers (Long)
563
Evil Numbers
478
Fibonacci
622
Fizz Buzz
668
Foo Fizz Buzz Bar
680
ISBN
627
Leap Years
587
Levenshtein Distance
495
Niven Numbers
613
Niven Numbers (Long)
671
Odious Numbers
439
Ordinal Numbers
568
Pernicious Numbers
319
Pernicious Numbers (Long)
401
Prime Numbers
585
Prime Numbers (Long)
619
Recamán
643
Smith Numbers
421