12 Days of Christmas
864
Christmas Trees
812
Divisors
957
Emirp Numbers
621
Evil Numbers
659
Fibonacci
676
Fizz Buzz
714
Happy Numbers
803
Morse Decoder
431
Niven Numbers
791
Odious Numbers
683
Pangram Grep
750
Pascal’s Triangle
683
Pernicious Numbers
460
Prime Numbers
795
Quine
893
Roman to Arabic
476
Seven Segment
570