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0, 0, 1, 3, 6, 12, 20, 31, 46, 64, 87, 115, 147, 186, 231, 282, 342, 408, 482, 566, 657, 759, 871, 991, 1126, 1270, 1424, 1594, 1774, 1968, 2177, 2397, 2635, 2887, 3151, 3436, 3735, 4050, 4386, 4736, 5106, 5496, 5901, 6330, 6778, 7244, 7737, 8247, 8778, 9336
(列表;图表;参考;听;历史;文本;内部格式)
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