n | a(n) |
---|---|
1 | 1 |
2 | 5 |
3 | 13 |
4 | 45 |
5 | 109 |
6 | 365 |
7 | 877 |
8 | 2925 |
9 | 7021 |
10 | 23405 |
11 | 56173 |
12 | 187245 |
13 | 449389 |
14 | 1497965 |
15 | 3595117 |
16 | 11983725 |
17 | 28760941 |
18 | 95869805 |
19 | 230087533 |
20 | 766958445 |
21 | 1840700269 |
22 | 6135667565 |
23 | 14725602157 |
24 | 49085340525 |
25 | 117804817261 |
26 | 392682724205 |
[1,5,13,45,109,365,877,2925,7021,23405,56173, 187245,449389,1497965,3595117,11983725,28760941, 95869805,230087533,766958445,1840700269, 6135667565,14725602157,49085340525,117804817261, 392682724205] |