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评论
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行总和为:
{1, 2, 4, 14, 77, 682, 9570, 218220, 8079864, 483294396,...}
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例子
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{1},
{1,
{1,5,1},
{1, 30, 30, 1},
{1, 174, 1044, 174, 1},
{1, 1015, 35322, 35322, 1015, 1},
{1, 5915, 1200745, 6964321, 1200745, 5915, 1},
{1, 34476, 40785108, 1379896154, 1379896154, 40785108, 34476, 1},
{1, 200940, 1385521488, 273178653384, 1593542144740, 273178653384, 1385521488, 200940, 1},
{1, 1171165, 47066779020, 54089142449784, 1838719986152140, 1838719986152140, 54089142449784, 47066779020, 1171165, 1}
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