n | a(n) |
---|---|
0 | 1 |
1 | 23 |
2 | 322 |
3 | 3427 |
4 | 30429 |
5 | 236371 |
6 | 1654137 |
7 | 10633291 |
8 | 63665679 |
9 | 358718373 |
10 | 1917142690 |
11 | 9779753341 |
12 | 47860052964 |
13 | 225631690224 |
14 | 1028303816386 |
15 | 4543788611823 |
16 | 19515830222431 |
17 | 81653870900161 |
18 | 333437792190697 |
[1,23,322,3427,30429,236371,1654137,10633291, 63665679,358718373,1917142690,9779753341, 47860052964,225631690224,1028303816386, 4543788611823,19515830222431,81653870900161, 333437792190697] |