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评论
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行总和为:
{2, 6, 26, 142, 914, 6710, 55018, 496254, 4868258, 51483878, 582795578,...}
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例子
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{2},
{3, 3},
{5, 16, 5},
{9, 62, 62, 9},
{17, 208, 464, 208, 17},
{33, 642, 2680, 2680, 642, 33},
{65, 1880, 13404, 24320, 13404, 1880, 65},
{129, 5322, 62188, 180488, 180488, 62188, 5322, 129},
{257, 14752, 280144, 1209600, 1858752, 1209600, 280144, 14752, 257},
{513, 40418, 1262544, 7828640, 16609824, 16609824, 7828640, 1262544, 40418, 513},
{1025, 110248, 5787604, 50950400, 140957728, 187181568, 140957728, 50950400, 5787604, 110248, 1025}
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