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| n | a(n) |
|---|---|
| 1 | 2458 |
| 2 | 4581 |
| 3 | 6549 |
| 4 | 10605 |
| 5 | 21457 |
| 6 | 38599 |
| 7 | 70372 |
| 8 | 150102 |
| 9 | 279508 |
| 10 | 526503 |
| 11 | 1137691 |
| 12 | 2133409 |
| 13 | 4041470 |
| 14 | 8722390 |
| 15 | 16378835 |
| 16 | 31115832 |
| 17 | 67038148 |
| 18 | 126047760 |
| 19 | 240095403 |
| 20 | 516489711 |
| 21 | 972298255 |
| 22 | 1856211222 |
| 23 | 3987809116 |
| 24 | 7515714093 |
| 25 | 14376285670 |
[2458,4581,6549,10605,21457,38599,70372,150102, 279508,526503,1137691,2133409,4041470,8722390, 16378835,31115832,67038148,126047760,240095403, 516489711,972298255,1856211222,3987809116, 7515714093,14376285670] |