n | a(n) |
---|---|
1 | 3 |
2 | 9 |
3 | 55 |
4 | 181 |
5 | 215 |
6 | 459 |
7 | 1361 |
8 | 1417 |
9 | 1623 |
10 | 2047 |
11 | 2445 |
12 | 4685 |
13 | 6687 |
14 | 7353 |
15 | 7785 |
16 | 7925 |
17 | 8489 |
18 | 10333 |
19 | 10515 |
20 | 11179 |
21 | 14087 |
22 | 15227 |
23 | 15829 |
[3,9,55,181,215,459,1361,1417,1623,2047,2445,4685, 6687,7353,7785,7925,8489,10333,10515,11179,14087, 15227,15829] |