Abundant Numbers
718
Abundant Numbers (Long)
861
Arabic to Roman
705
Catalan Numbers
733
Christmas Trees
620
Collatz
872
Day of Week
867
Divisors
905
Emirp Numbers
586
Emirp Numbers (Long)
650
Evil Numbers
800
Evil Numbers (Long)
788
Fibonacci
947
Fizz Buzz
935
Foo Fizz Buzz Bar
912
Fractions
723
Happy Numbers
674
Happy Numbers (Long)
774
Intersection
831
Kolakoski Sequence
825
Leap Years
782
Leyland Numbers
820
Lucky Numbers
679
Niven Numbers
733
Niven Numbers (Long)
806
Odious Numbers
833
Odious Numbers (Long)
820
Ordinal Numbers
810
Pangram Grep
857
Pascal’s Triangle
730
Pernicious Numbers
444
Pernicious Numbers (Long)
456
Prime Numbers
625
Prime Numbers (Long)
667
Recamán
803
Repeating Decimals
556
Reverse Polish Notation
722