12 Days of Christmas
558
Abundant Numbers
598
Christmas Trees
378
Divisors
804
Emirp Numbers
295
Evil Numbers
432
Fibonacci
769
Fizz Buzz
477574
Happy Numbers
244
Leap Years
542
Morse Decoder
213
Morse Encoder
241
Niven Numbers
443
Odious Numbers
430
Ordinal Numbers
491
Pangram Grep
472
Pascal’s Triangle
523
Pernicious Numbers
322
Prime Numbers
634
Seven Segment
333
Spelling Numbers
440