12 Days of Christmas
792
Abundant Numbers
668
Christmas Trees
378
Divisors
804
Emirp Numbers
531
Evil Numbers
480
Fibonacci
769
Fizz Buzz
522574
Happy Numbers
403
Leap Years
544
Morse Decoder
215
Morse Encoder
279
Niven Numbers
453
Odious Numbers
477
Ordinal Numbers
491
Pangram Grep
472
Pascal’s Triangle
523
Pernicious Numbers
322
Prime Numbers
809
Seven Segment
347
Spelling Numbers
440