n | a(n) |
---|---|
2 | 1 |
3 | 5 |
4 | 13 |
5 | 27 |
6 | 53 |
7 | 101 |
8 | 189 |
9 | 351 |
10 | 649 |
11 | 1197 |
12 | 2205 |
13 | 4059 |
14 | 7469 |
15 | 13741 |
16 | 25277 |
17 | 46495 |
18 | 85521 |
19 | 157301 |
20 | 289325 |
21 | 532155 |
22 | 978789 |
23 | 1800277 |
24 | 3311229 |
25 | 6090303 |
26 | 11201817 |
27 | 20603357 |
28 | 37895485 |
29 | 69700667 |
30 | 128199517 |
31 | 235795677 |
32 | 433695869 |
[1,5,13,27,53,101,189,351,649,1197,2205,4059,7469, 13741,25277,46495,85521,157301,289325,532155, 978789,1800277,3311229,6090303,11201817,20603357, 37895485,69700667,128199517,235795677,433695869] |