| 数据
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1, 0, 1, 2, 3, 4, 7, 9, 14, 19, 27, 36, 50, 65, 87, 114, 149, 192, 249, 316, 404, 510, 643, 805, 1008, 1251, 1553, 1917, 2361, 2895, 3546, 4322, 5262, 6383, 7728, 9330, 11245, 13512, 16213, 19405, 23186, 27643, 32907, 39089, 46366, 54894, 64893, 76584, 90256
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| 例子
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a(7)计算这7个分区:{6,1},{5,2},}5,1,1,{4,2,1},[4,1,1}],[3,3,1}和[3,2,2}。
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