n | a(n) |
---|---|
1 | 8 |
2 | 48 |
3 | 204 |
4 | 770 |
5 | 2687 |
6 | 8559 |
7 | 25383 |
8 | 71498 |
9 | 193691 |
10 | 508996 |
11 | 1306369 |
12 | 3291584 |
13 | 8173381 |
14 | 20060419 |
15 | 48777993 |
16 | 117717414 |
17 | 282365804 |
18 | 673959638 |
19 | 1602152316 |
20 | 3796140809 |
21 | 8970338435 |
22 | 21150183227 |
23 | 49777148466 |
24 | 116976012851 |
25 | 274555052038 |
[8,48,204,770,2687,8559,25383,71498,193691,508996, 1306369,3291584,8173381,20060419,48777993, 117717414,282365804,673959638,1602152316, 3796140809,8970338435,21150183227,49777148466, 116976012851,274555052038] |