n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 1 |
3 | 3 |
4 | 6 |
5 | 10 |
6 | 15 |
7 | 22 |
8 | 36 |
9 | 72 |
10 | 165 |
11 | 385 |
12 | 859 |
13 | 1807 |
14 | 3614 |
15 | 6995 |
16 | 13380 |
17 | 25773 |
18 | 50559 |
19 | 101118 |
20 | 204820 |
21 | 416405 |
22 | 843756 |
23 | 1698458 |
24 | 3396916 |
25 | 6765175 |
26 | 13455325 |
27 | 26789257 |
28 | 53457121 |
29 | 106914242 |
30 | 214146295 |
31 | 429124630 |
32 | 859595529 |
33 | 1720537327 |
34 | 3441074654 |
[0,0,1,3,6,10,15,22,36,72,165,385,859,1807,3614, 6995,13380,25773,50559,101118,204820,416405, 843756,1698458,3396916,6765175,13455325,26789257, 53457121,106914242,214146295,429124630,859595529, 1720537327,3441074654] |