12 Days of Christmas
840
99 Bottles of Beer
733
Abundant Numbers
778
Abundant Numbers (Long)
820
Arabic to Roman
628
Arithmetic Numbers
835
Collatz
813
Divisors
946
Emirp Numbers
422
Fibonacci
806
Fizz Buzz
973977846
Leap Years
866
Leyland Numbers
756
Niven Numbers
734930
Pascalβs Triangle
571
Pernicious Numbers
611
Prime Numbers
882
Prime Numbers (Long)
927
Van Eck Sequence
519
Ο
486