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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 3 |
| 2 | 1 |
| 3 | 3 |
| 4 | 5 |
| 5 | 11 |
| 6 | 29 |
| 7 | 3 |
| 8 | 133 |
| 9 | 299 |
| 10 | 605 |
| 11 | 1219 |
| 12 | 2885 |
| 13 | 7659 |
| 14 | 11357 |
| 15 | 32707 |
| 16 | 34885 |
| 17 | 119531 |
| 18 | 140637 |
| 19 | 322243 |
| 20 | 882501 |
| 21 | 2064875 |
| 22 | 207965 |
| 23 | 3399619 |
| 24 | 7112773 |
| 25 | 5223147 |
| 26 | 61867357 |
| 27 | 120408771 |
| 28 | 249280325 |
| 29 | 478462443 |
| 30 | 1000041565 |
| 31 | 1901387715 |
| 32 | 3807217733 |
| 33 | 7647441643 |
| 34 | 15463810397 |
[1,3,1,3,5,11,29,3,133,299,605,1219,2885,7659, 11357,32707,34885,119531,140637,322243,882501, 2064875,207965,3399619,7112773,5223147,61867357, 120408771,249280325,478462443,1000041565, 1901387715,3807217733,7647441643,15463810397] |