n | a(n) |
---|---|
1 | 2 |
2 | 6 |
3 | 10 |
4 | 22 |
5 | 52 |
6 | 114 |
7 | 260 |
8 | 600 |
9 | 1374 |
10 | 3162 |
11 | 7290 |
12 | 16796 |
13 | 38722 |
14 | 89296 |
15 | 205916 |
16 | 474882 |
17 | 1095218 |
18 | 2525902 |
19 | 5825564 |
20 | 13435770 |
21 | 30987588 |
22 | 71468368 |
23 | 164831598 |
24 | 380160714 |
25 | 876787090 |
26 | 2022186212 |
27 | 4663888698 |
28 | 10756605360 |
29 | 24808602932 |
30 | 57217567106 |
[2,6,10,22,52,114,260,600,1374,3162,7290,16796, 38722,89296,205916,474882,1095218,2525902,5825564, 13435770,30987588,71468368,164831598,380160714, 876787090,2022186212,4663888698,10756605360, 24808602932,57217567106] |