n | a(n) |
---|---|
1 | 6 |
2 | 36 |
3 | 179 |
4 | 830 |
5 | 4021 |
6 | 20462 |
7 | 105719 |
8 | 546640 |
9 | 2789557 |
10 | 14124297 |
11 | 72747664 |
12 | 384855118 |
13 | 2060047003 |
14 | 10964114671 |
15 | 57622430383 |
16 | 299660342435 |
17 | 1554362454308 |
18 | 8134330914022 |
19 | 43385023307315 |
20 | 236387936969270 |
21 | 1304057368544653 |
[6,36,179,830,4021,20462,105719,546640,2789557, 14124297,72747664,384855118,2060047003, 10964114671,57622430383,299660342435, 1554362454308,8134330914022,43385023307315, 236387936969270,1304057368544653] |