The charter may provide that at all or some elections of directors, each stockholder is entitled to as many votes as

• the number of votes which (except for such provision as to cumulative voting) such holder would be entitled to cast for the election of directors with respect to such holder’s shares,

multiplied by

• the number of directors to be elected by such holder,

and that such holder may choose to cast all such votes for a single director or distribute them among several directors.