n | a(n) |
---|---|
1 | 2 |
2 | 4 |
3 | 11 |
4 | 33 |
5 | 114 |
6 | 435 |
7 | 1829 |
8 | 8376 |
9 | 41466 |
10 | 220115 |
11 | 1242614 |
12 | 7395663 |
13 | 45999012 |
14 | 296480813 |
15 | 1965371333 |
16 | 13314182333 |
17 | 91697130971 |
18 | 639451012407 |
19 | 4501167824269 |
20 | 31908164747227 |
21 | 227399949031725 |
22 | 1627202389749190 |
23 | 11680282747792917 |
[2,4,11,33,114,435,1829,8376,41466,220115,1242614, 7395663,45999012,296480813,1965371333,13314182333, 91697130971,639451012407,4501167824269, 31908164747227,227399949031725,1627202389749190, 11680282747792917] |