If a number is divided by 4, 5, and 6, the remainder is 1. What is the smallest number?
一个数，分别除以4，5，6，都余1，这个数最小是多少．
<gadget id="calculator">5 * 2 * 2 * 3</gadget>
<output>60</output>

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

<result>61</result>