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1, 1, 1, 2, 3, 4, 6, 9, 13, 20, 30, 45, 68, 103, 156, 236, 358, 542, 821, 1245, 1887, 2859, 4333, 6568, 9954, 15086, 22865, 34655, 52524, 79608, 120657, 182872, 277169, 420089, 636704, 965015, 1462617, 2216803, 3359879, 5092372
(列表;图表;参考;听;历史;文本;内部格式)
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