Abundant Numbers
844
Abundant Numbers (Long)
839
Fizz Buzz
686
Foo Fizz Buzz Bar
690
Happy Numbers
703
Happy Numbers (Long)
680
ISBN
643623719
Leap Years
768
N Queens
516
Niven Numbers
825
Niven Numbers (Long)
828
Odious Numbers
784
Odious Numbers (Long)
747
Pascal’s Triangle
600
Pernicious Numbers
540
Pernicious Numbers (Long)
617
Prime Numbers
570
Prime Numbers (Long)
601
Recamán
638
Transpose Sentence
673