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9, 81, 484, 2116, 7396, 21904, 57121, 134689, 292681, 594441, 1140624, 2085136, 3655744, 6180196, 10118761, 16104169, 24990001, 37908649, 56340036, 82192356, 117896164, 166513216, 231861529, 318658201, 432681601, 580954609, 771950656
(列表;图表;参考;听;历史;文本;内部格式)
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