Class 1 of the fifth grade in the central school participates in labor, with 1 student in a group of 4, 1 student in a group of 5, and 1 student in a group of 6. How many students are there in this class?
中心校五年级一班的同学参加劳动，按4人一组分余1人，按5人一组分余1人，按6人一组分余1人．这个班有多少个同学？
<gadget id="calculator">2 * 2 * 3 * 5</gadget>
<output>60</output>

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

<result>61</result>