n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 14 |
4 | 48 |
5 | 193 |
6 | 417 |
7 | 804 |
8 | 2745 |
9 | 9547 |
10 | 24176 |
11 | 61074 |
12 | 170047 |
13 | 498749 |
14 | 1412003 |
15 | 3830458 |
16 | 10425200 |
17 | 29408888 |
18 | 82593837 |
19 | 229097068 |
20 | 632720280 |
21 | 1758152920 |
22 | 4903602060 |
23 | 13659767887 |
24 | 37909433089 |
25 | 105292824517 |
26 | 292891120663 |
[1,1,14,48,193,417,804,2745,9547,24176,61074, 170047,498749,1412003,3830458,10425200,29408888, 82593837,229097068,632720280,1758152920, 4903602060,13659767887,37909433089,105292824517, 292891120663] |