Several consecutive odd numbers starting from 1: 1, 3, 5, 7, ... After erasing an odd number, the sum of all remaining odd numbers is 2008. How many odd numbers are erased?
从1开始的若干个连续奇数：1，3，5，7，…从中擦去一个奇数后，剩下的所有奇数之和为2008，擦去的奇数是多少？
<gadget id="calculator">45 ** 2</gadget>
<output>2_025</output>

<gadget id="calculator">2_025 - 2_008</gadget>
<output>17</output>

<result>17</result>