n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 1 |
4 | 1 |
5 | 1 |
6 | 1 |
7 | 1 |
8 | 1 |
9 | 17 |
10 | 17 |
11 | 53 |
12 | 53 |
13 | 413 |
14 | 413 |
15 | 6475 |
16 | 6475 |
17 | 139711 |
18 | 139711 |
19 | 4765521 |
20 | 4765521 |
21 | 251545591 |
22 | 251545591 |
23 | 21612521501 |
[1,1,1,1,1,1,1,1,17,17,53,53,413,413,6475,6475, 139711,139711,4765521,4765521,251545591,251545591, 21612521501] |