n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 1 |
4 | 1 |
5 | 1 |
6 | 4 |
7 | 9 |
8 | 6 |
9 | 19 |
10 | 28 |
11 | 54 |
12 | 109 |
13 | 210 |
14 | 373 |
15 | 707 |
16 | 1316 |
17 | 2497 |
18 | 4827 |
19 | 9127 |
20 | 17467 |
21 | 33212 |
22 | 63161 |
23 | 121404 |
24 | 232455 |
25 | 446846 |
26 | 860466 |
27 | 1658020 |
28 | 3200462 |
29 | 6184814 |
30 | 11971998 |
31 | 23184215 |
32 | 44934259 |
33 | 87179855 |
34 | 169330402 |
35 | 329113635 |
[0,1,1,1,1,4,9,6,19,28,54,109,210,373,707,1316, 2497,4827,9127,17467,33212,63161,121404,232455, 446846,860466,1658020,3200462,6184814,11971998, 23184215,44934259,87179855,169330402,329113635] |