|
例子
|
此三角形开始于:
1;
1, 1;
3、2、1;
15, 9, 3, 1;
114, 62, 18, 4, 1;
1159, 593, 157, 30, 5, 1;
148387726618112316、45、6、1;
229401, 108720, 25989, 4271, 555, 63, 7, 1;
4159662, 1922166, 445255, 70180, 8595, 890, 84, 8, 1;
86580636、39212154、8865333、1354750、159171、15534、1337、108、9、1;
2034850425, 906623004, 201058614, 30000676, 3418245, 320070, 25963, 1912, 135, 10, 1;
53303009286, 23429034168, 5114874693, 748896765, 83336385, 7568355, 589057, 40882, 2631, 165, 11, 1; ...
1;
1,1,1;
1,2,4,6,8,8,6,3,1;
1,3,9,24,60,138,294,579,1053,1767,2739,3924,5196,6352,7152,7389,...;
1,4,16,60,216,744,2460,7818,23910,70446,200160,549006,1455132,...;
1,5,25,120,560,2540,11220,48330,203230,835080,3355950,13200648,...;
1,6,36,210,1200,6720,36930,199365,1058175,5526330,28417200,...;
1,7,49,336,2268,15078,98826,639093,4080531,25738755,160474545,...;
1,8,64,504,3920,30128,228984,1722084,12821788,94556532,...; ...
A166881号: [1,1,4,24,216,2540,36930,639093,12821788,292495896,...];
A166882号: [1,2,9,60,560,6720,98826,1722084,34700940,793894860,...];
A166883号: [1,3,16,120,1200,15078,228984,4085028,83795085,1943920935,...]; ...
因此,如果我们将对角线视为列向量,则可以得到:
|