n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 12 |
3 | 49 |
4 | 224 |
5 | 1003 |
6 | 4768 |
7 | 22205 |
8 | 107427 |
9 | 510781 |
10 | 2496415 |
11 | 12023925 |
12 | 59130180 |
13 | 287233639 |
14 | 1418316408 |
15 | 6930885083 |
16 | 34321022015 |
17 | 168447987219 |
18 | 835840981998 |
19 | 4115763918768 |
20 | 20453419308754 |
21 | 100969353598418 |
22 | 502346798505766 |
23 | 2484796068193661 |
24 | 12373436347093319 |
25 | 61301180276682612 |
26 | 305471913772603733 |
[1,3,12,49,224,1003,4768,22205,107427,510781, 2496415,12023925,59130180,287233639,1418316408, 6930885083,34321022015,168447987219,835840981998, 4115763918768,20453419308754,100969353598418, 502346798505766,2484796068193661, 12373436347093319,61301180276682612, 305471913772603733] |