n | a(n) |
---|---|
5 | 1 |
6 | 127 |
7 | 6050 |
8 | 204630 |
9 | 5921520 |
10 | 158838240 |
11 | 4115105280 |
12 | 105398092800 |
13 | 2706620716800 |
14 | 70309810771200 |
15 | 1858166876966400 |
16 | 50148628078348800 |
17 | 1385482985542656000 |
18 | 39245951652171264000 |
19 | 1140942623868343296000 |
20 | 34060437199245929472000 |
21 | 1044402668566817624064000 |
22 | 32895725269182358302720000 |
[1,127,6050,204630,5921520,158838240,4115105280, 105398092800,2706620716800,70309810771200, 1858166876966400,50148628078348800, 1385482985542656000,39245951652171264000, 1140942623868343296000,34060437199245929472000, 1044402668566817624064000, 32895725269182358302720000] |