n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 5 |
4 | 13 |
5 | 35 |
6 | 96 |
7 | 266 |
8 | 741 |
9 | 2070 |
10 | 5791 |
11 | 16213 |
12 | 45409 |
13 | 127206 |
14 | 356384 |
15 | 998509 |
16 | 2797678 |
17 | 7838801 |
18 | 21963661 |
19 | 61540563 |
20 | 172432468 |
21 | 483144522 |
22 | 1353740121 |
23 | 3793094450 |
24 | 10628012915 |
25 | 29779028189 |
26 | 83438979561 |
27 | 233790820762 |
28 | 655067316176 |
29 | 1835457822857 |
30 | 5142838522138 |
31 | 14409913303805 |
[1,2,5,13,35,96,266,741,2070,5791,16213,45409, 127206,356384,998509,2797678,7838801,21963661, 61540563,172432468,483144522,1353740121, 3793094450,10628012915,29779028189,83438979561, 233790820762,655067316176,1835457822857, 5142838522138,14409913303805] |