n | a(n) |
---|---|
0 | 1 |
1 | 27 |
2 | 79 |
3 | 183 |
4 | 491 |
5 | 1307 |
6 | 3583 |
7 | 9911 |
8 | 27715 |
9 | 78051 |
10 | 221159 |
11 | 629711 |
12 | 1800371 |
13 | 5165187 |
14 | 14862871 |
15 | 42878543 |
16 | 123982195 |
17 | 359207987 |
18 | 1042568407 |
19 | 3030781151 |
20 | 8823230131 |
21 | 25719643811 |
22 | 75061264951 |
23 | 219298798031 |
24 | 641338650427 |
[1,27,79,183,491,1307,3583,9911,27715,78051, 221159,629711,1800371,5165187,14862871,42878543, 123982195,359207987,1042568407,3030781151, 8823230131,25719643811,75061264951,219298798031, 641338650427] |