Bus No. 1 and No. 4 depart from Sunshine Station at the same time. Bus No. 1 departs every 6 minutes, and Bus No. 4 departs every 8 minutes. After the two buses depart at the same time, how many minutes must pass Only the second time to set off at the same time?
1路和4路公共汽车同时从阳光车站出发，1路公共汽车每隔6分钟发一次车，4路公共汽车每隔8分钟发一次车，这两路公共汽车同时出发以后，至少过多少分钟才第二次同时出发？
<gadget id="calculator">2 * 2 * 2 * 3</gadget>
<output>24</output>

<result>24</result>