n | a(n) |
---|---|
1 | 2 |
2 | 45 |
3 | 118 |
4 | 496 |
5 | 2080 |
6 | 8361 |
7 | 35441 |
8 | 148491 |
9 | 621640 |
10 | 2614631 |
11 | 10980051 |
12 | 46108520 |
13 | 193777385 |
14 | 814071188 |
15 | 3420213425 |
16 | 14370988671 |
17 | 60379626904 |
18 | 253690644748 |
19 | 1065913057859 |
20 | 4478525703364 |
21 | 18817002121087 |
22 | 79061634858065 |
[2,45,118,496,2080,8361,35441,148491,621640, 2614631,10980051,46108520,193777385,814071188, 3420213425,14370988671,60379626904,253690644748, 1065913057859,4478525703364,18817002121087, 79061634858065] |