Abundant Numbers
690
Abundant Numbers (Long)
753
Catalan Numbers
936
Christmas Trees
529
Collatz
750
Day of Week
723
Emirp Numbers
447
Emirp Numbers (Long)
508
Evil Numbers
784
Evil Numbers (Long)
774
Fibonacci
1,000
Fizz Buzz
914
Foo Fizz Buzz Bar
725
Game of Life
370
Happy Numbers
384
ISBN
522
Leap Years
811
Niven Numbers
698
Niven Numbers (Long)
769
Odious Numbers
769
Odious Numbers (Long)
774
PalindromemordnilaP
739
Prime Numbers
606
Prime Numbers (Long)
647
Recamán
724