| 数据
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1, 1, 3, 46, 195, 1876, 51114, 322764, 3644355, 43916950, 2427338628, 18277511616, 272107762602, 3507931293608, 62485721142820, 5810222040368296, 53025343448015811, 913540133071336044, 13871534219465464002, 253750203721349071650, 5307815745011707670820
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