12 Days of Christmas
577
Abundant Numbers
608
Christmas Trees
384
Divisors
820
Emirp Numbers
302
Evil Numbers
436
Fibonacci
776
Fizz Buzz
478578
Happy Numbers
250
Leap Years
618
Morse Decoder
215
Morse Encoder
281
Niven Numbers
454
Odious Numbers
437
Ordinal Numbers
510
Pangram Grep
479
Pascal’s Triangle
529
Pernicious Numbers
327
Prime Numbers
638
Seven Segment
337
Spelling Numbers
441