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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 3 |
| 2 | 5 |
| 3 | 13 |
| 4 | 17 |
| 5 | 51 |
| 6 | 65 |
| 7 | 195 |
| 8 | 273 |
| 9 | 819 |
| 10 | 1025 |
| 11 | 3075 |
| 12 | 4421 |
| 13 | 13133 |
| 14 | 16449 |
| 15 | 49379 |
| 16 | 70981 |
| 17 | 210405 |
| 18 | 263237 |
| 19 | 790253 |
| 20 | 1135953 |
| 21 | 3366739 |
| 22 | 4211793 |
| 23 | 12643931 |
| 24 | 18175041 |
| 25 | 53868227 |
| 26 | 67387409 |
| 27 | 202304059 |
| 28 | 290800721 |
| 29 | 861892219 |
| 30 | 1078199313 |
| 31 | 3236859451 |
| 32 | 4652795217 |
| 33 | 13790252379 |
[1,3,5,13,17,51,65,195,273,819,1025,3075,4421, 13133,16449,49379,70981,210405,263237,790253, 1135953,3366739,4211793,12643931,18175041, 53868227,67387409,202304059,290800721,861892219, 1078199313,3236859451,4652795217,13790252379] |