n | a(n) |
---|---|
1 | 1 |
2 | 8 |
3 | 38 |
4 | 167 |
5 | 681 |
6 | 2864 |
7 | 12148 |
8 | 51480 |
9 | 217587 |
10 | 919656 |
11 | 3889592 |
12 | 16451263 |
13 | 69570928 |
14 | 294209541 |
15 | 1244221402 |
16 | 5261851987 |
17 | 22252448435 |
18 | 94105875249 |
19 | 397975165117 |
20 | 1683043391582 |
21 | 7117616634217 |
22 | 30100509329656 |
23 | 127295517065791 |
[1,8,38,167,681,2864,12148,51480,217587,919656, 3889592,16451263,69570928,294209541,1244221402, 5261851987,22252448435,94105875249,397975165117, 1683043391582,7117616634217,30100509329656, 127295517065791] |