n | a(n) |
---|---|
5 | 13 |
6 | 73 |
7 | 505 |
8 | 4033 |
9 | 36289 |
10 | 362881 |
11 | 3991681 |
12 | 47900161 |
13 | 622702081 |
14 | 8717829121 |
15 | 130767436801 |
16 | 2092278988801 |
17 | 35568742809601 |
18 | 640237370572801 |
19 | 12164510040883201 |
20 | 243290200817664001 |
21 | 5109094217170944001 |
[13,73,505,4033,36289,362881,3991681,47900161, 622702081,8717829121,130767436801,2092278988801, 35568742809601,640237370572801,12164510040883201, 243290200817664001,5109094217170944001] |