The sum of three consecutive odd numbers is 45, what is the largest number among them?
三个连续的奇数的和是45，其中最大的一个数是多少
<gadget id="calculator">45 / 3</gadget>
<output>15</output>

<gadget id="calculator">15 + 2</gadget>
<output>17</output>

<result>17</result>