Calculate and fill in the blanks 1=1 1+3=4 1+3+5=9 1+3+5+7=16 1+3+5+7+9=25······ 1. Carefully observe the above operations and results, and write the nth equation 2. According to the law: 1 + 3 + 5 + 7 + 9 + ··· + 2013

1=1²
1+3=2²
1+3+5=3²
1+3+5+7=4²
······
1+3+5+7+9+···+2n-1=n²
1+3+5+7+9+···+2013=1007²

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