n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 2 |
4 | 5 |
5 | 11 |
6 | 23 |
7 | 51 |
8 | 120 |
9 | 286 |
10 | 681 |
11 | 1636 |
12 | 3985 |
13 | 9803 |
14 | 24257 |
15 | 60338 |
16 | 150931 |
17 | 379501 |
18 | 958360 |
19 | 2429294 |
20 | 6179380 |
21 | 15769380 |
22 | 40361087 |
23 | 103579221 |
24 | 266471500 |
25 | 687098810 |
26 | 1775440421 |
27 | 4596689688 |
28 | 11922774513 |
29 | 30977768907 |
30 | 80615085087 |
31 | 210103228155 |
32 | 548352756656 |
33 | 1433053608502 |
[1,1,1,2,5,11,23,51,120,286,681,1636,3985,9803, 24257,60338,150931,379501,958360,2429294,6179380, 15769380,40361087,103579221,266471500,687098810, 1775440421,4596689688,11922774513,30977768907, 80615085087,210103228155,548352756656, 1433053608502] |