n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 11 |
4 | 41 |
5 | 153 |
6 | 571 |
7 | 2131 |
8 | 7953 |
9 | 29681 |
10 | 110771 |
11 | 413403 |
12 | 1542841 |
13 | 5757961 |
14 | 21489003 |
15 | 80198051 |
16 | 299303201 |
17 | 1117014753 |
18 | 4168755811 |
19 | 15558008491 |
20 | 58063278153 |
21 | 216695104121 |
22 | 808717138331 |
23 | 3018173449203 |
24 | 11263976658481 |
[1,3,11,41,153,571,2131,7953,29681,110771,413403, 1542841,5757961,21489003,80198051,299303201, 1117014753,4168755811,15558008491,58063278153, 216695104121,808717138331,3018173449203, 11263976658481] |