n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 5 |
3 | 13 |
4 | 33 |
5 | 83 |
6 | 209 |
7 | 527 |
8 | 1329 |
9 | 3351 |
10 | 8449 |
11 | 21303 |
12 | 53713 |
13 | 135431 |
14 | 341473 |
15 | 860983 |
16 | 2170865 |
17 | 5473575 |
18 | 13800961 |
19 | 34797463 |
20 | 87737617 |
21 | 221219847 |
22 | 557779233 |
23 | 1406373239 |
24 | 3546000945 |
25 | 8940814823 |
26 | 22543189057 |
27 | 56839939415 |
28 | 143315069777 |
[1,2,5,13,33,83,209,527,1329,3351,8449,21303, 53713,135431,341473,860983,2170865,5473575, 13800961,34797463,87737617,221219847,557779233, 1406373239,3546000945,8940814823,22543189057, 56839939415,143315069777] |