12 Days of Christmas
852
99 Bottles of Beer
732
Abundant Numbers
777
Abundant Numbers (Long)
817
Arabic to Roman
625
Arithmetic Numbers
830
Collatz
811
Divisors
945
Emirp Numbers
421
Fibonacci
805
Fizz Buzz
973
976
845
Leap Years
865
Leyland Numbers
751
Niven Numbers
733
929
Pascalβs Triangle
570
Pernicious Numbers
610
Prime Numbers
882
Prime Numbers (Long)
926
Van Eck Sequence
517