12 Days of Christmas
368
Abundant Numbers
339
758
571
521
613
308
Collatz
533
740
Divisors
504
643
Emirp Numbers
362
Evil Numbers
816
Fibonacci
750
676
803
611
947
Fizz Buzz
576
Foo Fizz Buzz Bar
371
Happy Numbers
343
Happy Numbers (Long)
433
Jacobi Symbol
216
Leap Years
597
Niven Numbers
595
Niven Numbers (Long)
504
566
658
Prime Numbers
432
506
Tongue-twisters
282