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0, 8, 17, 72, 267, 915, 3407, 12148, 43820, 158361, 570132, 2058621, 7429283, 26823311, 96904923, 350182773, 1266059030, 4579170527, 16568732508, 59974168593, 217170088270, 786671363225, 2850611975840, 10333040668513, 37467797814236, 135900958160905
(列表;图表;参考;听;历史;文本;内部格式)
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