Math Olympiad for Middle School | 2007 | Division M | Contest 5 | MOEMS | 5C

5C Lou eats 1 jelly bean on September 1st, 3 on September 2nd, 5 on September 3rd, and so on through the 30 days of the month. Each day he eats 2 more than the day before. In all, how many jelly beans does Lou eat in September?

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