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9, 29, 89, 269, 809, 2429, 7289, 21869, 65609, 196829, 590489, 1771469, 5314409, 15943229, 47829689, 143489069, 430467209, 1291401629, 3874204889, 11622614669, 34867844009, 104603532029, 313810596089, 941431788269, 2824295364809
(列表;图表;参考;听;历史;文本;内部格式)
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