写出下列数列的通项公式(1)0,1,log2^3,2,log2^5(2)7,77,777,7777(3)-3,8,-15,24,-35(4)1/4,3/9,5/16,7/25,9/36
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![写出下列数列的通项公式(1)0,1,log2^3,2,log2^5(2)7,77,777,7777(3)-3,8,-15,24,-35(4)1/4,3/9,5/16,7/25,9/36](/uploads/image/z/1845559-55-9.jpg?t=%E5%86%99%E5%87%BA%E4%B8%8B%E5%88%97%E6%95%B0%E5%88%97%E7%9A%84%E9%80%9A%E9%A1%B9%E5%85%AC%E5%BC%8F%281%290%2C1%2Clog2%5E3%2C2%2Clog2%5E5%282%297%2C77%2C777%2C7777%283%29-3%2C8%2C-15%2C24%2C-35%284%291%2F4%2C3%2F9%2C5%2F16%2C7%2F25%2C9%2F36)
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