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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 8 |
| 3 | 17 |
| 4 | 1 |
| 5 | 65 |
| 6 | 131 |
| 7 | 512 |
| 8 | 259 |
| 9 | 2050 |
| 10 | 4100 |
| 11 | 1 |
| 12 | 16388 |
| 13 | 57346 |
| 14 | 65539 |
| 15 | 196610 |
| 16 | 458755 |
| 17 | 1 |
| 18 | 1572868 |
| 19 | 3670019 |
| 20 | 6291461 |
| 21 | 1 |
| 22 | 41943041 |
| 23 | 1 |
| 24 | 100663298 |
| 25 | 234881030 |
| 26 | 335544328 |
| 27 | 1207959557 |
| 28 | 2415919109 |
| 29 | 4831838216 |
| 30 | 5368709131 |
| 31 | 10737418246 |
| 32 | 34359738373 |
[1,2,8,17,1,65,131,512,259,2050,4100,1,16388, 57346,65539,196610,458755,1,1572868,3670019, 6291461,1,41943041,1,100663298,234881030, 335544328,1207959557,2415919109,4831838216, 5368709131,10737418246,34359738373] |