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n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 49 |
3 | 459 |
4 | 3913 |
5 | 39507 |
6 | 363169 |
7 | 3421083 |
8 | 32375353 |
9 | 303697827 |
10 | 2862955537 |
11 | 26952847467 |
12 | 253686746665 |
13 | 2388861601779 |
14 | 22489001385601 |
15 | 211729323587643 |
16 | 1993409453728537 |
17 | 18767289570726723 |
18 | 176690276990149105 |
[1,3,49,459,3913,39507,363169,3421083,32375353, 303697827,2862955537,26952847467,253686746665, 2388861601779,22489001385601,211729323587643, 1993409453728537,18767289570726723, 176690276990149105] |