12 Days of Christmas
358
99 Bottles of Beer
351
Abundant Numbers
657
Arabic to Roman
385
Christmas Trees
575
Diamonds
443
Divisors
657
Emirp Numbers
480
Evil Numbers
577
Fibonacci
738
Fizz Buzz
570
Happy Numbers
488
Leap Years
716
Niven Numbers
631
Odious Numbers
601
Ordinal Numbers
601
Pangram Grep
481
Pascal’s Triangle
472
Pernicious Numbers
506
Prime Numbers
560
Quine
946