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1, 3, 10, 315, 2520, 49896, 97297200, 638512875, 126309456000, 47517617347200, 2934911659680000, 105192125402364000, 1178623253808000000, 1329207696584271504000000, 77094046401887747232000000, 10455880043256025718340000000, 6973521679375808310673920000000
(列表;图表;参考;听;历史;文本;内部格式)
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