n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 3 |
4 | 8 |
5 | 17 |
6 | 46 |
7 | 110 |
8 | 335 |
9 | 932 |
10 | 2810 |
11 | 7952 |
12 | 24816 |
13 | 77649 |
14 | 246474 |
15 | 775403 |
16 | 2494697 |
17 | 8205868 |
18 | 27285758 |
19 | 89808549 |
20 | 299916394 |
21 | 1015055715 |
22 | 3470516713 |
23 | 11875011937 |
24 | 40535085083 |
25 | 140299654185 |
26 | 489869705096 |
27 | 1712127093499 |
28 | 5997291296577 |
29 | 21043269839009 |
30 | 74602647699984 |
31 | 265584478448207 |
32 | 944077259383298 |
[1,1,2,3,8,17,46,110,335,932,2810,7952,24816, 77649,246474,775403,2494697,8205868,27285758, 89808549,299916394,1015055715,3470516713, 11875011937,40535085083,140299654185,489869705096, 1712127093499,5997291296577,21043269839009, 74602647699984,265584478448207,944077259383298] |