n | a(n) |
---|---|
2 | 1 |
3 | 8 |
4 | 57 |
5 | 616 |
6 | 7465 |
7 | 117636 |
8 | 2054451 |
9 | 42912896 |
10 | 987654564 |
11 | 25915636800 |
12 | 736867916290 |
13 | 23297940244152 |
14 | 789024560946557 |
15 | 29174313555611252 |
16 | 1147797409031506920 |
17 | 48649494479090875520 |
18 | 2178349008754768757872 |
19 | 104127216885225393371514 |
[1,8,57,616,7465,117636,2054451,42912896, 987654564,25915636800,736867916290,23297940244152, 789024560946557,29174313555611252, 1147797409031506920,48649494479090875520, 2178349008754768757872,104127216885225393371514] |