12 Days of Christmas
352
Abundant Numbers
631
Abundant Numbers (Long)
693
Collatz
689
Divisors
657
Emirp Numbers
424
Emirp Numbers (Long)
461
Evil Numbers
478
Fibonacci
622
Fizz Buzz
610
Foo Fizz Buzz Bar
540
ISBN
490
Leap Years
587
Levenshtein Distance
385
Niven Numbers
613
Niven Numbers (Long)
672
Odious Numbers
439
Ordinal Numbers
448
Pernicious Numbers
319
Pernicious Numbers (Long)
378
Prime Numbers
585
Prime Numbers (Long)
619
Recamán
581
Smith Numbers
308