24 Game
281
Abundant Numbers
579876
Abundant Numbers (Long)
904
Arithmetic Numbers
704
Arrows
166
Ascending Primes
619
Collatz
730
Day of Week
503
Divisors
702
Emirp Numbers
711
Emirp Numbers (Long)
736
Evil Numbers
652
Evil Numbers (Long)
677
Factorial Factorisation
340
Fibonacci
786
Fizz Buzz
649
Foo Fizz Buzz Bar
830
Happy Numbers
663
Happy Numbers (Long)
721
ISBN
655
Leap Years
484
Niven Numbers
756
Niven Numbers (Long)
797
Odious Numbers
897
Odious Numbers (Long)
840
Pangram Grep
777
ROT13
375
Transpose Sentence
440
United States
117