12 Days of Christmas
235339
Christmas Trees
394
Diamonds
337387
Divisors
618
Emirp Numbers
332
Evil Numbers
516713
Fibonacci
582886210
Fizz Buzz
464
Happy Numbers
321
Leap Years
701660
Niven Numbers
651
Odious Numbers
537710
Ordinal Numbers
374
Pangram Grep
256
Pascal’s Triangle
312399
Pernicious Numbers
357
Prime Numbers
632
Seven Segment
146
Spelling Numbers