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1, 420, 21870, 331240, 2128260, 8972712, 29822520, 80027280, 193511790, 409172940, 825736296, 1509537960, 2698852520, 4472616120, 7347537600, 11335886864, 17520853380, 25553816400, 37658603350, 52706867640, 74655559272, 100969845200, 138840872040, 182317633680
(列表;图表;参考;听;历史;文本;内部格式)
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