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1.26.9.124.(65).342 這題考察立方數修正 原數列0、27、8、125、64、343 分別為0、3、2、5、4、7的三次方 做差3、-1、3、-1、3為迴圈數列 所以現在的數列是 0^3+1=1 3^3-1=26 2^3+1=9 5^3-1=124 4^3+1=65 7^3-1=242
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