A column of numbers is determined according to the following conditions: the first is 3, the second is 6, and the third is 18, and each subsequent number is twice the sum of all previous numbers, starting from the number in this column , each greater than 3565.
一列数是按以下条件确定的：第一个是3，第二个是6，第三个是18，以后每一个数是前面所有数和的2倍，从这列数的第多少个数开始，每个都大于3565．
<result>8</result>