n | a(n) |
---|---|
7 | 31 |
8 | 304 |
9 | 4230 |
10 | 43880 |
11 | 547338 |
12 | 6924960 |
13 | 94714620 |
14 | 1375878816 |
15 | 21273204330 |
16 | 348919244768 |
17 | 6056244249682 |
18 | 110955673493568 |
19 | 2140465858763844 |
20 | 43379533256972640 |
21 | 921616584567907176 |
22 | 20485188316420940640 |
23 | 475499882089797554181 |
24 | 11506280235885243825696 |
[31,304,4230,43880,547338,6924960,94714620, 1375878816,21273204330,348919244768,6056244249682, 110955673493568,2140465858763844, 43379533256972640,921616584567907176, 20485188316420940640,475499882089797554181, 11506280235885243825696] |