n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 3 |
4 | 7 |
5 | 14 |
6 | 35 |
7 | 81 |
8 | 208 |
9 | 517 |
10 | 1351 |
11 | 3492 |
12 | 9261 |
13 | 24521 |
14 | 65862 |
15 | 177247 |
16 | 481191 |
17 | 1310338 |
18 | 3589143 |
19 | 9862257 |
20 | 27215012 |
21 | 75320969 |
22 | 209147407 |
23 | 582264200 |
24 | 1625342649 |
25 | 4547350865 |
26 | 12750836298 |
27 | 35824579355 |
28 | 100843670951 |
29 | 284361285238 |
30 | 803170176715 |
[1,1,2,3,7,14,35,81,208,517,1351,3492,9261,24521, 65862,177247,481191,1310338,3589143,9862257, 27215012,75320969,209147407,582264200,1625342649, 4547350865,12750836298,35824579355,100843670951, 284361285238,803170176715] |