99 Bottles of Beer
639
Abundant Numbers
847431
Abundant Numbers (Long)
843
Arabic to Roman
684
Arithmetic Numbers
827
Christmas Trees
671
Collatz
728
Day of Week
609
Divisors
856
Emirp Numbers
592
Emirp Numbers (Long)
700
Evil Numbers
705
Evil Numbers (Long)
691
Fibonacci
789
Fizz Buzz
913989
Happy Numbers
392
Happy Numbers (Long)
461
Leap Years
912
Lucky Tickets
559
Niven Numbers
972
Niven Numbers (Long)
825
Odious Numbers
717
Odious Numbers (Long)
729
Ordinal Numbers
815
Pangram Grep
539
Pascal’s Triangle
818
Pernicious Numbers
632
Pernicious Numbers (Long)
537
Prime Numbers
713
Prime Numbers (Long)
714
Quine
866
Recamán
880
Reverse Polish Notation
608
Smith Numbers
761