Students in Class 6 and 1 play games in groups. Each group has 3 more students than 1 person, each group has 4 students and each group has 3 fewer students, and each group of 5 students has fewer than 4 students. What is the minimum number of people in this class?
六1班同学分组游戏，每组3人多1人，每组4人少3人，每组5人少4人，这个班至少有多少人．
<gadget id="calculator">3 * 4 * 5</gadget>
<output>60</output>

<gadget id="calculator">60 + 1</gadget>
<output>61</output>

<result>61</result>