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| n | a(n) |
|---|---|
| 1 | 292 |
| 2 | 15552 |
| 3 | 482388 |
| 4 | 5479172 |
| 5 | 40881292 |
| 6 | 240606388 |
| 7 | 1127486210 |
| 8 | 4315376562 |
| 9 | 15153436332 |
| 10 | 46471655246 |
| 11 | 129454999590 |
| 12 | 336738094070 |
| 13 | 813733089556 |
| 14 | 1842347899634 |
| 15 | 3989704900336 |
| 16 | 8210723053024 |
| 17 | 16191974934630 |
| 18 | 30859425433708 |
[292,15552,482388,5479172,40881292,240606388, 1127486210,4315376562,15153436332,46471655246, 129454999590,336738094070,813733089556, 1842347899634,3989704900336,8210723053024, 16191974934630,30859425433708] |