Anything times 0 is 0.
Anything times 1 is itself.
Anything times 2 is that number doubled.
Anything times 3 is the numder doubled plus itself.
Anything times 4 is the number doubled twice.
Anything times 5 is the number doubled twice plus itself.
Anything times 6 is the number doubled 3 times.
Anything times 7 is the number doubled 3 times plus itself.
Anything times 8 is the number doubed 4 times.
Anything times 9 is the number doubled 4 times plus itself.
Anything times 10 is the number with a 0 at the end.
