The students of class 5 and 1 participated in the chorus, whether they stood in 7 rows or 6 rows, there was nothing left. How many students are there in this class?
五1班学生参加大合唱，无论是站成7排，还是站成6排，都没有剩余．这个班至少有多少名学生．
<gadget id="calculator">7 * 6</gadget>
<output>42</output>

<result>42</result>