{1},
三角形开头为:
1;
{ 1, 1},;
{ 1, 三, 1},;
{ 1, 67, 67, 1},;
{ 1, 435, 1596, 435, 1},;
{ 1, 1951, 16476, 16476, 1951, 1},;
{ 1, 7383, 123243, 282258, 123243, 7383, 1},;
{ 1, 25507, 783537, 3435627, 3435627, 783537, 25507, 1},;
{ 1, 83595, 4543678, 34677285, 65518690, 34677285, 4543678, 83595, 1},;
{1, 265351, 24934378, 312192718, 1002545920, 1002545920, 312192718, 24934378, 265351, 1},
{1, 825663, 132240021, 2609512524, 13316578122, 22442525610, 13316578122, 2609512524, 132240021, 825663, 1}