n | a(n) |
---|---|
0 | 1 |
1 | 8 |
2 | 28 |
3 | 111 |
4 | 435 |
5 | 1707 |
6 | 6723 |
7 | 26571 |
8 | 105315 |
9 | 418347 |
10 | 1664643 |
11 | 6632331 |
12 | 26450595 |
13 | 105566187 |
14 | 421556163 |
15 | 1684098891 |
16 | 6730018275 |
17 | 26900941227 |
18 | 107546369283 |
19 | 430013290251 |
20 | 1719536600355 |
21 | 6876596719467 |
22 | 27501737832003 |
23 | 109993004190411 |
24 | 439930175348835 |
[1,8,28,111,435,1707,6723,26571,105315,418347, 1664643,6632331,26450595,105566187,421556163, 1684098891,6730018275,26900941227,107546369283, 430013290251,1719536600355,6876596719467, 27501737832003,109993004190411,439930175348835] |