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八角形n。 和 重新组合

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（最多15位数）

属于这两组的第一个数字：

21,40,133,341,4033,5461,25761,87381,169456,782341,1082401,1398101,4997461,22369621,151770081,357913941,969481633,5726623061,29442613333,91625968981,188074439301,1466015503701,5711715216481,23456248059221,36485471742721,375299968947541.