n | a(n) |
---|---|
1 | 5 |
2 | 30 |
3 | 131 |
4 | 594 |
5 | 2930 |
6 | 15274 |
7 | 76809 |
8 | 380093 |
9 | 1900745 |
10 | 9527317 |
11 | 47791454 |
12 | 239934641 |
13 | 1203634551 |
14 | 6035457841 |
15 | 30269130212 |
16 | 151821524586 |
17 | 761535367044 |
18 | 3819934203741 |
19 | 19160599201791 |
20 | 96107073057178 |
21 | 482062802792429 |
[5,30,131,594,2930,15274,76809,380093,1900745, 9527317,47791454,239934641,1203634551,6035457841, 30269130212,151821524586,761535367044, 3819934203741,19160599201791,96107073057178, 482062802792429] |