n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 14 |
4 | 72 |
5 | 385 |
6 | 2110 |
7 | 11757 |
8 | 66298 |
9 | 377245 |
10 | 2161771 |
11 | 12458186 |
12 | 72130114 |
13 | 419239101 |
14 | 2444741300 |
15 | 14296415880 |
16 | 83807317674 |
17 | 492339686501 |
18 | 2897788821746 |
19 | 17084275066796 |
20 | 100873614561368 |
[1,3,14,72,385,2110,11757,66298,377245,2161771, 12458186,72130114,419239101,2444741300, 14296415880,83807317674,492339686501, 2897788821746,17084275066796,100873614561368] |