12 Days of Christmas
366
Abundant Numbers
326
715555492602298
Collatz
513
724
Divisors
488
633
Emirp Numbers
355
Evil Numbers
801
Fibonacci
722648769599
934
Fizz Buzz
572
Foo Fizz Buzz Bar
365
Happy Numbers
336
Happy Numbers (Long)
420
Jacobi Symbol
208
Leap Years
588
Niven Numbers
583
Niven Numbers (Long)
474
526
641
Prime Numbers
415
497
Tongue-twisters
280