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0, 3, 12, 34, 98, 256, 654, 1625, 3964, 9533, 22662, 53373, 124728, 289572, 668514, 1535869, 3513614, 8008090, 18191184, 41200568, 93064834, 209710139, 471520566, 1058065647, 2369890254, 5299215579, 11830941840, 26375563624, 58722396932, 130576680919
(列表;图表;参考;听;历史;文本;内部格式)
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