function  number(arr){

	var result1=[] ;
     result1 =arr;
     var shiftedItem ;
     var fresult=[];


	for( var i=0 ;i<3;i++)
	{
		shiftedItem=result1.shift();
        number1(shiftedItem);
    }


function number1(x){

   fresult.push(x);

   for( var j=0;j<2;j++){

   	       fresult.push( fresult[ fresult.length -1]*x );

   }

   return fresult;


}

    console.log( fresult );
}


 number( [1,2,3] );