process.stdin.resume();
process.stdin.setEncoding('ascii');

var input_stdin = "";
var input_stdin_array = "";
var input_currentline = 0;

process.stdin.on('data', function (data) {
    input_stdin += data;
});

process.stdin.on('end', function () {
    input_stdin_array = input_stdin.split("\n");
    main();    
});

function readLine() {
    return input_stdin_array[input_currentline++];
}

/////////////// ignore above this line ////////////////////

function longestSequence(a) {
    var ftack = [];                
                var tack = 0;
                var answers =0                
                var stack = [];
                var value =0;
                var  fack =[];
                var count = 0;
                for(i=0;i<=a.length-1; i++)
                    {
                        value =parseInt(a[i]);
                       if(a[i]%2 == 0 && a[i]%3 == 0 )
                       {

                           while(value >= 1) 
                           {
                                value = Math.floor(value/2); // Update the value of `value`                                
                                stack.push(value);
                                count++;
                            }
                            for(var j=0; j<stack.length-1; j++)
                            {
                                tack =tack+stack[j];

                            }
                            fack.push(tack+a[i]);
                       }
                        else if(a[i]%2 == 0)
                            {
                              while(value >= 1) 
                           {
                                value = Math.floor(value/2); // Update the value of `value`
                                stack.push(value);
                                count++;
                            }
                            for(var j=0; j<stack.length-1; j++)
                            {
                                tack =tack+stack[j];
                            }
                            fack.push(tack+a[i]);
                            }
                        else if(a[i] == 1)
                            {
                             tack =value;
                             fack.push(tack);
                            }
                        else
                            {
                             tack =value+1;
                             fack.push(tack); 
                            }
                            answers=answers+fack[i];
                            tack= 0;
                    } return answers ;
    
}

function main() {
    var n = parseInt(readLine());
    a = readLine().split(' ');
    a = a.map(Number);
    var result = longestSequence(a);
    process.stdout.write("" + result + "\n");

}