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1, 0, 1, 1, 1, 2, 2, 3, 4, 5, 6, 8, 9, 12, 14, 18, 21, 26, 31, 37, 44, 52, 62, 73, 86, 101, 118, 138, 160, 186, 216, 249, 288, 332, 381, 438, 501, 573, 655, 746, 851, 966, 1099, 1244, 1410, 1595, 1801, 2033, 2292, 2580, 2903, 3261, 3660, 4105, 4598, 5147, 5755
(列表;图表;参考;听;历史;文本;内部格式)
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