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例子
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三角形开始于:
{1},
{1, 2},
{1, 10, 10},
{1, 32, 90, 60},
{1745941040520},
{1, 224, 2226, 6684, 7800, 3120},
{1, 352, 12124, 95304, 227052, 215280, 71760},
{1, 1058, 38484, 358656, 1252980, 2008152, 1506960, 430560},
{1, 1348, 142264, 4028712, 32909556, 97352640, 132914880, 86112000, 21528000},
{1, 4046, 434880, 12939720, 122900940, 489515256, 982860480, 1055825280, 581256000, 129168000},
{1, 4598, 1184922, 92796080, 2442817180, 21051364536, 73606098792, 129668682240, 123157690560, 60493680000, 12098736000},
...
无限和三角形为:
表[Sum[p[k,n]*x^k,{k,0,无限}],{n,0,10}];
{1},
{1, 1},
{-1, -18, -1},
{1, 179, 179, 1}
{-1, -2224, -8030, -2224, -1},
{1, 20049, 167150, 167150, 20049, 1},
{-1, -5596844, -145462469, -524422080, -360876091, -48653716, 1},
{1,5596843,194116185,885298171,885298171,194116185,5596843,1},
{-1, -374989392, -25339790572, -207966886768, -400645626534, -207966886768, -25339790572, -374989392, -1}
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