n | a(n) |
---|---|
1 | 2 |
2 | 2 |
3 | 10 |
4 | 10 |
5 | 22 |
6 | 110 |
7 | 278 |
8 | 238 |
9 | 1054 |
10 | 1342 |
11 | 11066 |
12 | 6118 |
13 | 18734 |
14 | 107030 |
15 | 557270 |
16 | 163030 |
17 | 1440430 |
18 | 2195110 |
19 | 11016290 |
20 | 3641210 |
21 | 23250370 |
22 | 38188766 |
[2,2,10,10,22,110,278,238,1054,1342,11066,6118, 18734,107030,557270,163030,1440430,2195110, 11016290,3641210,23250370,38188766] |