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| n | a(n) |
|---|---|
| 1 | 21888 |
| 2 | 190188 |
| 3 | 1493960 |
| 4 | 14743812 |
| 5 | 125726800 |
| 6 | 1394066584 |
| 7 | 12541330624 |
| 8 | 154402398572 |
| 9 | 1438786785176 |
| 10 | 19244558737744 |
| 11 | 183210923326256 |
| 12 | 2597656835153796 |
| 13 | 25034628119721584 |
| 14 | 368569562306157536 |
[21888,190188,1493960,14743812,125726800, 1394066584,12541330624,154402398572,1438786785176, 19244558737744,183210923326256,2597656835153796, 25034628119721584,368569562306157536] |