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1, 3, 13, 61, 293, 1413, 6821, 32933, 159013, 767781, 3707173, 17899813, 86427941, 417311013, 2014955813, 9729067301, 46976092453, 226820639013, 1095186925861, 5288030259493, 25532868741413, 123283596003621, 595265858980133, 2874197819935013
(列表;图表;参考;听;历史;文本;内部格式)
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