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例子
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{2},
{1,
{1, 4, 1},
{1,14,14,1},
{1, 46, 116, 46, 1},
{1, 172, 772, 772, 172, 1},
{1, 834, 5160, 8800, 5160, 834, 1},
{1, 5280, 39594, 90260, 90260, 39594, 5280, 1},
{1, 40814, 361086, 981104, 1288040, 981104, 361086, 40814, 1},
{1, 363884, 3801180, 12088796, 18205564, 18205564, 12088796, 3801180, 363884, 1},
{1, 3630826, 44557888, 167513072, 283669904, 310714768, 283669904, 167513072, 44557888, 3630826, 1}
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