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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 5 |
| 4 | 9 |
| 5 | 13 |
| 6 | 33 |
| 7 | 69 |
| 8 | 121 |
| 9 | 253 |
| 10 | 529 |
| 11 | 1013 |
| 12 | 2025 |
| 13 | 4141 |
| 14 | 8193 |
| 15 | 16293 |
| 16 | 32857 |
| 17 | 65629 |
| 18 | 130801 |
| 19 | 262229 |
| 20 | 524745 |
| 21 | 1047949 |
| 22 | 2096865 |
| 23 | 4195845 |
| 24 | 8387641 |
| 25 | 16775101 |
| 26 | 33558481 |
| 27 | 67109045 |
| 28 | 134209449 |
| 29 | 268443373 |
| 30 | 536879553 |
| 31 | 1073717349 |
| 32 | 2147490841 |
| 33 | 4295009053 |
| 34 | 8589878449 |
[1,1,1,5,9,13,33,69,121,253,529,1013,2025,4141, 8193,16293,32857,65629,130801,262229,524745, 1047949,2096865,4195845,8387641,16775101,33558481, 67109045,134209449,268443373,536879553,1073717349, 2147490841,4295009053,8589878449] |