99 Bottles of Beer
639
Abundant Numbers
847
430
Abundant Numbers (Long)
843
Arabic to Roman
691
Arithmetic Numbers
826
Christmas Trees
671
Collatz
728
Day of Week
609
Divisors
856
Emirp Numbers
591
Emirp Numbers (Long)
700
Evil Numbers
704
Evil Numbers (Long)
691
Fibonacci
789
Fizz Buzz
913
989
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)
536
Prime Numbers
713
Prime Numbers (Long)
714
Quine
865
Recamán
880
Reverse Polish Notation
608
Smith Numbers
761