n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 5 |
4 | 13 |
5 | 34 |
6 | 90 |
7 | 239 |
8 | 635 |
9 | 1689 |
10 | 4494 |
11 | 11960 |
12 | 31832 |
13 | 84727 |
14 | 225524 |
15 | 600302 |
16 | 1597904 |
17 | 4253371 |
18 | 11321838 |
19 | 30137079 |
20 | 80220557 |
21 | 213535632 |
22 | 568401380 |
23 | 1513003529 |
[1,2,5,13,34,90,239,635,1689,4494,11960,31832, 84727,225524,600302,1597904,4253371,11321838, 30137079,80220557,213535632,568401380,1513003529] |