n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 10 |
3 | 60 |
4 | 768 |
5 | 9480 |
6 | 161280 |
7 | 2968560 |
8 | 65036160 |
9 | 1568004480 |
10 | 42507763200 |
11 | 1259454873600 |
12 | 40850693452800 |
13 | 1432712945664000 |
14 | 54168492771993600 |
15 | 2193096759549696000 |
16 | 94738664609132544000 |
17 | 4347659200973856768000 |
[1,1,10,60,768,9480,161280,2968560,65036160, 1568004480,42507763200,1259454873600, 40850693452800,1432712945664000,54168492771993600, 2193096759549696000,94738664609132544000, 4347659200973856768000] |