n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 5 |
3 | 13 |
4 | 63 |
5 | 203 |
6 | 1007 |
7 | 3611 |
8 | 17913 |
9 | 68165 |
10 | 339541 |
11 | 1344553 |
12 | 6700861 |
13 | 27275037 |
14 | 136111539 |
15 | 565638663 |
16 | 2823615477 |
17 | 11921534499 |
18 | 59544108915 |
19 | 254620915051 |
20 | 1271977699853 |
21 | 5495542744837 |
22 | 27460677851471 |
23 | 119669589387615 |
24 | 598040482043249 |
25 | 2625117022381697 |
26 | 13120667790287485 |
27 | 57953094149224831 |
[1,1,5,13,63,203,1007,3611,17913,68165,339541, 1344553,6700861,27275037,136111539,565638663, 2823615477,11921534499,59544108915,254620915051, 1271977699853,5495542744837,27460677851471, 119669589387615,598040482043249,2625117022381697, 13120667790287485,57953094149224831] |