Abundant Numbers
598
Abundant Numbers (Long)
753
Christmas Trees
392
Collatz
608
Emirp Numbers
213
Emirp Numbers (Long)
260
Fibonacci
643736
Fizz Buzz
489
Foo Fizz Buzz Bar
509
ln 2
431
Niven Numbers
524
Niven Numbers (Long)
581
Prime Numbers
456
Prime Numbers (Long)
659
Rule 110
143
Tongue-twisters
535