12 Days of Christmas
904
Abundant Numbers
780
829
Arabic to Roman
775
Divisors
979
949
Emirp Numbers
590
624
Evil Numbers
800
720
Fibonacci
932
929
Fizz Buzz
973
977
Happy Numbers
736
843
Leap Years
813
740
Look and Say
723
923
Niven Numbers
894
871
Odious Numbers
781
741
Pangram Grep
833
Pernicious Numbers
671
587
Prime Numbers
891
Quine
962338945327920
Recamán
778
808
Roman to Arabic
449
π