n | a(n) |
---|---|
1 | 3 |
2 | 15 |
3 | 47 |
4 | 164 |
5 | 694 |
6 | 2605 |
7 | 10149 |
8 | 40768 |
9 | 159911 |
10 | 632786 |
11 | 2515824 |
12 | 9955497 |
13 | 39474474 |
14 | 156620340 |
15 | 620862380 |
16 | 2462240910 |
17 | 9765571527 |
18 | 38725242932 |
19 | 153578388401 |
20 | 609071232426 |
21 | 2415424423665 |
22 | 9579148427643 |
23 | 37989184815705 |
24 | 150657535938632 |
[3,15,47,164,694,2605,10149,40768,159911,632786, 2515824,9955497,39474474,156620340,620862380, 2462240910,9765571527,38725242932,153578388401, 609071232426,2415424423665,9579148427643, 37989184815705,150657535938632] |