n | a(n) |
---|---|
1 | 3 |
2 | 9 |
3 | 51 |
4 | 297 |
5 | 1731 |
6 | 10089 |
7 | 58803 |
8 | 342729 |
9 | 1997571 |
10 | 11642697 |
11 | 67858611 |
12 | 395508969 |
13 | 2305195203 |
14 | 13435662249 |
15 | 78308778291 |
16 | 456417007497 |
17 | 2660193266691 |
18 | 15504742592649 |
19 | 90368262289203 |
20 | 526704831142569 |
21 | 3069860724566211 |
22 | 17892459516254697 |
23 | 104284896372961971 |
[3,9,51,297,1731,10089,58803,342729,1997571, 11642697,67858611,395508969,2305195203, 13435662249,78308778291,456417007497, 2660193266691,15504742592649,90368262289203, 526704831142569,3069860724566211, 17892459516254697,104284896372961971] |