n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 3 |
3 | 11 |
4 | 35 |
5 | 139 |
6 | 547 |
7 | 2251 |
8 | 9379 |
9 | 39819 |
10 | 171171 |
11 | 744651 |
12 | 3271203 |
13 | 14494859 |
14 | 64707875 |
15 | 290773707 |
16 | 1314227619 |
17 | 5970720651 |
18 | 27251241891 |
19 | 124895810251 |
20 | 574563563299 |
21 | 2652205841547 |
22 | 12280754200611 |
23 | 57026615362763 |
[1,3,3,11,35,139,547,2251,9379,39819,171171, 744651,3271203,14494859,64707875,290773707, 1314227619,5970720651,27251241891,124895810251, 574563563299,2652205841547,12280754200611, 57026615362763] |