1,4,6,?,11,14,16
the difference is going
3,2,?,?,3,2
therefore it should be
I think number 1 is tacked because of the house
I believe that making online purchases through smart speakers isn't a good idea. It would become very easy to steal credit card information if you are just yelling it into your devices. You also have the scenario were a kid or friend could jokingly order something.