n | a(n) |
---|---|
1 | 3 |
2 | 10 |
3 | 31 |
4 | 101 |
5 | 311 |
6 | 962 |
7 | 3132 |
8 | 10202 |
9 | 31412 |
10 | 96722 |
11 | 299183 |
12 | 925445 |
13 | 3012985 |
14 | 9809425 |
15 | 31952665 |
16 | 104080805 |
17 | 320465225 |
18 | 986713745 |
19 | 3038231465 |
20 | 9355145285 |
21 | 28937578127 |
22 | 89510467490 |
23 | 276877411436 |
24 | 856448448026 |
25 | 2788351903326 |
26 | 9078078610226 |
27 | 29555650383626 |
[3,10,31,101,311,962,3132,10202,31412,96722, 299183,925445,3012985,9809425,31952665,104080805, 320465225,986713745,3038231465,9355145285, 28937578127,89510467490,276877411436,856448448026, 2788351903326,9078078610226,29555650383626] |