$\"\"$

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$\"\"$ , $\"\"$ and $\"\"$ .

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The first term of the sequence is $\"\"$ .

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Find $\"\"$ .

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Find the next 8 terms of the sequence.

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$\"\"$

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For $\"\"$ , $\"\"$

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For $\"\"$ , $\"\"$ .

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For $\"\"$ , $\"\"$ .

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For $\"\"$ , $\"\"$

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For $\"\"$ , $\"\"$

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For $\"\"$ , $\"\"$

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For $\"\"$ , $\"\"$

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For $\"\"$ , $\"\"$ .

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The $\"\"$ partial sum of the sequence is

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$\"\"$

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$\"\"$ .

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$\"\"$

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$\"\"$ .