n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 1 |
4 | 2 |
5 | 3 |
6 | 7 |
7 | 13 |
8 | 32 |
9 | 73 |
10 | 190 |
11 | 488 |
12 | 1350 |
13 | 3741 |
14 | 10765 |
15 | 31311 |
16 | 92949 |
17 | 278840 |
18 | 847511 |
19 | 2599071 |
20 | 8044399 |
21 | 25082609 |
22 | 78758786 |
23 | 248803504 |
24 | 790411028 |
25 | 2523668997 |
26 | 8095146289 |
27 | 26076714609 |
28 | 84329102797 |
29 | 273694746208 |
[1,1,1,1,2,3,7,13,32,73,190,488,1350,3741,10765, 31311,92949,278840,847511,2599071,8044399, 25082609,78758786,248803504,790411028,2523668997, 8095146289,26076714609,84329102797,273694746208] |