The sum of three consecutive odd numbers is 183, what is the smallest odd number among them?
三个连续奇数和是183，其中最小一个奇数是多少．
<gadget id="calculator">183 / 3</gadget>
<output>61</output>

<gadget id="calculator">61 - 2</gadget>
<output>59</output>

<result>59</result>