n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 1 |
4 | 1 |
5 | 1 |
6 | 3 |
7 | 5 |
8 | 11 |
9 | 21 |
10 | 41 |
11 | 165 |
12 | 701 |
13 | 2953 |
14 | 12345 |
15 | 51325 |
16 | 344201 |
17 | 2572877 |
18 | 21631323 |
19 | 180106811 |
20 | 1718811817 |
21 | 19639803327 |
22 | 281005626019 |
23 | 4302161174593 |
24 | 75232261306781 |
25 | 1397819874484453 |
26 | 32083258430460691 |
[1,1,1,1,1,3,5,11,21,41,165,701,2953,12345,51325, 344201,2572877,21631323,180106811,1718811817, 19639803327,281005626019,4302161174593, 75232261306781,1397819874484453,32083258430460691] |