Abundant Numbers
679
Abundant Numbers (Long)
735
Catalan Numbers
912
Christmas Trees
521
Collatz
735
Day of Week
697
Emirp Numbers
439
Emirp Numbers (Long)
494
Evil Numbers
770
Evil Numbers (Long)
755
Fibonacci
987
Fizz Buzz
907
Foo Fizz Buzz Bar
715
Game of Life
359
Happy Numbers
377
ISBN
507
Leap Years
799
Niven Numbers
686
Niven Numbers (Long)
751
Odious Numbers
754
Odious Numbers (Long)
753
PalindromemordnilaP
710
Prime Numbers
595
Prime Numbers (Long)
630
Recamán
708