n | a(n) |
---|---|
1 | 3 |
2 | 12 |
3 | 42 |
4 | 125 |
5 | 608 |
6 | 2427 |
7 | 10081 |
8 | 43568 |
9 | 197823 |
10 | 873432 |
11 | 3978580 |
12 | 18159630 |
13 | 83753054 |
14 | 387670103 |
15 | 1811802273 |
16 | 8451565541 |
17 | 39790817677 |
[3,12,42,125,608,2427,10081,43568,197823,873432, 3978580,18159630,83753054,387670103,1811802273, 8451565541,39790817677] |